Finding the Fourth Proportional to 72,234.65, 108,371.91 and 30,134.52

Step by Step Solution

1. Step 1: Write the proportion equation
   72,234.65 : 108,371.91 = 30,134.52 : x
2. Step 2: Convert to fraction form
   72,234.65/108,371.91 = 30,134.52/x
3. Step 3: Cross multiply
   72,234.65x = 108,371.91 × 30,134.52
4. Step 4: Simplify right side
   72,234.65x = 3,265,735,489.33
5. Step 5: Solve for x
   x = 3,265,735,489.33/72,234.65
6. Step 6: Final answer
   x = 45,210.10