Finding the Fourth Proportional to 113,636,086.62, 156,817,731.96 and 61,425,123.09

Step by Step Solution

1. Step 1: Write the proportion equation
   113,636,086.62 : 156,817,731.96 = 61,425,123.09 : x
2. Step 2: Convert to fraction form
   113,636,086.62/156,817,731.96 = 61,425,123.09/x
3. Step 3: Cross multiply
   113,636,086.62x = 156,817,731.96 × 61,425,123.09
4. Step 4: Simplify right side
   113,636,086.62x = 9,632,548,488,337,628
5. Step 5: Solve for x
   x = 9,632,548,488,337,628/113,636,086.62
6. Step 6: Final answer
   x = 84,766,633.34