Finding the Fourth Proportional to 79,215.30, 109,244.04 and 53,758.62

Step by Step Solution

1. Step 1: Write the proportion equation
   79,215.30 : 109,244.04 = 53,758.62 : x
2. Step 2: Convert to fraction form
   79,215.30/109,244.04 = 53,758.62/x
3. Step 3: Cross multiply
   79,215.30x = 109,244.04 × 53,758.62
4. Step 4: Simplify right side
   79,215.30x = 5,872,808,833.62
5. Step 5: Solve for x
   x = 5,872,808,833.62/79,215.30
6. Step 6: Final answer
   x = 74,137.30