Finding the Fourth Proportional to 72,425.84, 108,601.72 and 30,294.52

Step by Step Solution

1. Step 1: Write the proportion equation
   72,425.84 : 108,601.72 = 30,294.52 : x
2. Step 2: Convert to fraction form
   72,425.84/108,601.72 = 30,294.52/x
3. Step 3: Cross multiply
   72,425.84x = 108,601.72 × 30,294.52
4. Step 4: Simplify right side
   72,425.84x = 3,290,036,978.57
5. Step 5: Solve for x
   x = 3,290,036,978.57/72,425.84
6. Step 6: Final answer
   x = 45,426.29