Finding the Fourth Proportional to 113,509,782.44, 156,643,498.16 and 61,298,816.56

Step by Step Solution

1. Step 1: Write the proportion equation
   113,509,782.44 : 156,643,498.16 = 61,298,816.56 : x
2. Step 2: Convert to fraction form
   113,509,782.44/156,643,498.16 = 61,298,816.56/x
3. Step 3: Cross multiply
   113,509,782.44x = 156,643,498.16 × 61,298,816.56
4. Step 4: Simplify right side
   113,509,782.44x = 9,602,061,059,026,538
5. Step 5: Solve for x
   x = 9,602,061,059,026,538/113,509,782.44
6. Step 6: Final answer
   x = 84,592,365.98