Finding the Fourth Proportional to 42,866,098,978,302, 64,299,050,388,243 and 18,373,038,122,524

Step by Step Solution

1. Step 1: Write the proportion equation
   42,866,098,978,302 : 64,299,050,388,243 = 18,373,038,122,524 : x
2. Step 2: Convert to fraction form
   42,866,098,978,302/64,299,050,388,243 = 18,373,038,122,524/x
3. Step 3: Cross multiply
   42,866,098,978,302x = 64,299,050,388,243 × 18,373,038,122,524
4. Step 4: Simplify right side
   42,866,098,978,302x = 1,181,368,904,025,280,285,480,321,024
5. Step 5: Solve for x
   x = 1,181,368,904,025,280,285,480,321,024/42,866,098,978,302
6. Step 6: Final answer
   x = 27,559,515,145,599.48