Finding the Fourth Proportional to 79,758.22, 118,695.86 and 77,100.61

Step by Step Solution

1. Step 1: Write the proportion equation
   79,758.22 : 118,695.86 = 77,100.61 : x
2. Step 2: Convert to fraction form
   79,758.22/118,695.86 = 77,100.61/x
3. Step 3: Cross multiply
   79,758.22x = 118,695.86 × 77,100.61
4. Step 4: Simplify right side
   79,758.22x = 9,151,523,210.47
5. Step 5: Solve for x
   x = 9,151,523,210.47/79,758.22
6. Step 6: Final answer
   x = 114,740.82