Finding the Fourth Proportional to 113,519.08, 156,656.37 and 65,800.14

Step by Step Solution

1. Step 1: Write the proportion equation
   113,519.08 : 156,656.37 = 65,800.14 : x
2. Step 2: Convert to fraction form
   113,519.08/156,656.37 = 65,800.14/x
3. Step 3: Cross multiply
   113,519.08x = 156,656.37 × 65,800.14
4. Step 4: Simplify right side
   113,519.08x = 10,308,011,077.89
5. Step 5: Solve for x
   x = 10,308,011,077.89/113,519.08
6. Step 6: Final answer
   x = 90,804.22