Finding the Fourth Proportional to 79,068.72, 109,159.95 and 52,288.91

Step by Step Solution

1. Step 1: Write the proportion equation
   79,068.72 : 109,159.95 = 52,288.91 : x
2. Step 2: Convert to fraction form
   79,068.72/109,159.95 = 52,288.91/x
3. Step 3: Cross multiply
   79,068.72x = 109,159.95 × 52,288.91
4. Step 4: Simplify right side
   79,068.72x = 5,707,854,860.79
5. Step 5: Solve for x
   x = 5,707,854,860.79/79,068.72
6. Step 6: Final answer
   x = 72,188.53