Finding the Fourth Proportional to 120,250.02, 165,872.72 and 79,414.52

Step by Step Solution

1. Step 1: Write the proportion equation
   120,250.02 : 165,872.72 = 79,414.52 : x
2. Step 2: Convert to fraction form
   120,250.02/165,872.72 = 79,414.52/x
3. Step 3: Cross multiply
   120,250.02x = 165,872.72 × 79,414.52
4. Step 4: Simplify right side
   120,250.02x = 13,172,702,439.89
5. Step 5: Solve for x
   x = 13,172,702,439.89/120,250.02
6. Step 6: Final answer
   x = 109,544.28