Finding the Fourth Proportional to 834,978,882.52, 1,152,239,290.05 and 463,724,828.74

Step by Step Solution

1. Step 1: Write the proportion equation
   834,978,882.52 : 1,152,239,290.05 = 463,724,828.74 : x
2. Step 2: Convert to fraction form
   834,978,882.52/1,152,239,290.05 = 463,724,828.74/x
3. Step 3: Cross multiply
   834,978,882.52x = 1,152,239,290.05 × 463,724,828.74
4. Step 4: Simplify right side
   834,978,882.52x = 534,321,967,445,935,424
5. Step 5: Solve for x
   x = 534,321,967,445,935,424/834,978,882.52
6. Step 6: Final answer
   x = 639,922,731.74