Finding the Fourth Proportional to 79,086.32, 109,134.42 and 43,269.20

Step by Step Solution

1. Step 1: Write the proportion equation
   79,086.32 : 109,134.42 = 43,269.20 : x
2. Step 2: Convert to fraction form
   79,086.32/109,134.42 = 43,269.20/x
3. Step 3: Cross multiply
   79,086.32x = 109,134.42 × 43,269.20
4. Step 4: Simplify right side
   79,086.32x = 4,722,159,045.86
5. Step 5: Solve for x
   x = 4,722,159,045.86/79,086.32
6. Step 6: Final answer
   x = 59,708.92