Finding the Fourth Proportional to 110,505.86, 152,491.10 and 65,185.68

Step by Step Solution

1. Step 1: Write the proportion equation
   110,505.86 : 152,491.10 = 65,185.68 : x
2. Step 2: Convert to fraction form
   110,505.86/152,491.10 = 65,185.68/x
3. Step 3: Cross multiply
   110,505.86x = 152,491.10 × 65,185.68
4. Step 4: Simplify right side
   110,505.86x = 9,940,235,721.52
5. Step 5: Solve for x
   x = 9,940,235,721.52/110,505.86
6. Step 6: Final answer
   x = 89,952.12