Finding the Fourth Proportional to 111,472.71, 167,209.18 and 52,308.43

Step by Step Solution

1. Step 1: Write the proportion equation
   111,472.71 : 167,209.18 = 52,308.43 : x
2. Step 2: Convert to fraction form
   111,472.71/167,209.18 = 52,308.43/x
3. Step 3: Cross multiply
   111,472.71x = 167,209.18 × 52,308.43
4. Step 4: Simplify right side
   111,472.71x = 8,746,449,687.39
5. Step 5: Solve for x
   x = 8,746,449,687.39/111,472.71
6. Step 6: Final answer
   x = 78,462.70