Finding the Fourth Proportional to 113,516.00, 156,646.10 and 65,115.48

Step by Step Solution

1. Step 1: Write the proportion equation
   113,516.00 : 156,646.10 = 65,115.48 : x
2. Step 2: Convert to fraction form
   113,516.00/156,646.10 = 65,115.48/x
3. Step 3: Cross multiply
   113,516.00x = 156,646.10 × 65,115.48
4. Step 4: Simplify right side
   113,516.00x = 10,200,085,666.05
5. Step 5: Solve for x
   x = 10,200,085,666.05/113,516.00
6. Step 6: Final answer
   x = 89,855.93