Finding the Fourth Proportional to 113,693.98, 156,884.70 and 65,293.24

Step by Step Solution

1. Step 1: Write the proportion equation
   113,693.98 : 156,884.70 = 65,293.24 : x
2. Step 2: Convert to fraction form
   113,693.98/156,884.70 = 65,293.24/x
3. Step 3: Cross multiply
   113,693.98x = 156,884.70 × 65,293.24
4. Step 4: Simplify right side
   113,693.98x = 10,243,510,369.43
5. Step 5: Solve for x
   x = 10,243,510,369.43/113,693.98
6. Step 6: Final answer
   x = 90,097.21