Finding the Fourth Proportional to 116,834.32, 175,617.33 and 77,108.61

Step by Step Solution

1. Step 1: Write the proportion equation
   116,834.32 : 175,617.33 = 77,108.61 : x
2. Step 2: Convert to fraction form
   116,834.32/175,617.33 = 77,108.61/x
3. Step 3: Cross multiply
   116,834.32x = 175,617.33 × 77,108.61
4. Step 4: Simplify right side
   116,834.32x = 13,541,608,454.48
5. Step 5: Solve for x
   x = 13,541,608,454.48/116,834.32
6. Step 6: Final answer
   x = 115,904.38