Finding the Fourth Proportional to 113,516.99, 156,653.48 and 65,798.00

Step by Step Solution

1. Step 1: Write the proportion equation
   113,516.99 : 156,653.48 = 65,798.00 : x
2. Step 2: Convert to fraction form
   113,516.99/156,653.48 = 65,798.00/x
3. Step 3: Cross multiply
   113,516.99x = 156,653.48 × 65,798.00
4. Step 4: Simplify right side
   113,516.99x = 10,307,485,058.27
5. Step 5: Solve for x
   x = 10,307,485,058.27/113,516.99
6. Step 6: Final answer
   x = 90,801.26