Finding the Fourth Proportional to 116,349.94, 160,617.89 and 77,651.83

Step by Step Solution

1. Step 1: Write the proportion equation
   116,349.94 : 160,617.89 = 77,651.83 : x
2. Step 2: Convert to fraction form
   116,349.94/160,617.89 = 77,651.83/x
3. Step 3: Cross multiply
   116,349.94x = 160,617.89 × 77,651.83
4. Step 4: Simplify right side
   116,349.94x = 12,472,272,861.13
5. Step 5: Solve for x
   x = 12,472,272,861.13/116,349.94
6. Step 6: Final answer
   x = 107,196.21