Finding the Fourth Proportional to 109,706.57, 151,406.24 and 79,104.83

Step by Step Solution

1. Step 1: Write the proportion equation
   109,706.57 : 151,406.24 = 79,104.83 : x
2. Step 2: Convert to fraction form
   109,706.57/151,406.24 = 79,104.83/x
3. Step 3: Cross multiply
   109,706.57x = 151,406.24 × 79,104.83
4. Step 4: Simplify right side
   109,706.57x = 11,976,964,876.14
5. Step 5: Solve for x
   x = 11,976,964,876.14/109,706.57
6. Step 6: Final answer
   x = 109,172.72