Finding the Fourth Proportional to 113,513,393.49, 156,648,477.02 and 61,302,424.12

Step by Step Solution

1. Step 1: Write the proportion equation
   113,513,393.49 : 156,648,477.02 = 61,302,424.12 : x
2. Step 2: Convert to fraction form
   113,513,393.49/156,648,477.02 = 61,302,424.12/x
3. Step 3: Cross multiply
   113,513,393.49x = 156,648,477.02 × 61,302,424.12
4. Step 4: Simplify right side
   113,513,393.49x = 9,602,931,375,333,980
5. Step 5: Solve for x
   x = 9,602,931,375,333,980/113,513,393.49
6. Step 6: Final answer
   x = 84,597,342.04