Finding the Fourth Proportional to 72,574.15, 108,892.10 and 35,162.10

Step by Step Solution

1. Step 1: Write the proportion equation
   72,574.15 : 108,892.10 = 35,162.10 : x
2. Step 2: Convert to fraction form
   72,574.15/108,892.10 = 35,162.10/x
3. Step 3: Cross multiply
   72,574.15x = 108,892.10 × 35,162.10
4. Step 4: Simplify right side
   72,574.15x = 3,828,874,799.53
5. Step 5: Solve for x
   x = 3,828,874,799.53/72,574.15
6. Step 6: Final answer
   x = 52,758.11