Finding the Fourth Proportional to 72,545.40, 108,836.46 and 35,123.40

Step by Step Solution

1. Step 1: Write the proportion equation
   72,545.40 : 108,836.46 = 35,123.40 : x
2. Step 2: Convert to fraction form
   72,545.40/108,836.46 = 35,123.40/x
3. Step 3: Cross multiply
   72,545.40x = 108,836.46 × 35,123.40
4. Step 4: Simplify right side
   72,545.40x = 3,822,706,519.16
5. Step 5: Solve for x
   x = 3,822,706,519.16/72,545.40
6. Step 6: Final answer
   x = 52,693.99