Finding the Fourth Proportional to 42,866,098,978,292, 64,299,050,388,228 and 18,373,038,122,512

Step by Step Solution

1. Step 1: Write the proportion equation
   42,866,098,978,292 : 64,299,050,388,228 = 18,373,038,122,512 : x
2. Step 2: Convert to fraction form
   42,866,098,978,292/64,299,050,388,228 = 18,373,038,122,512/x
3. Step 3: Cross multiply
   42,866,098,978,292x = 64,299,050,388,228 × 18,373,038,122,512
4. Step 4: Simplify right side
   42,866,098,978,292x = 1,181,368,904,024,233,000,654,864,384
5. Step 5: Solve for x
   x = 1,181,368,904,024,233,000,654,864,384/42,866,098,978,292
6. Step 6: Final answer
   x = 27,559,515,145,581.48