Finding the Fourth Proportional to 52,275.24, 72,141.30 and 30,766.50

Step by Step Solution

1. Step 1: Write the proportion equation
   52,275.24 : 72,141.30 = 30,766.50 : x
2. Step 2: Convert to fraction form
   52,275.24/72,141.30 = 30,766.50/x
3. Step 3: Cross multiply
   52,275.24x = 72,141.30 × 30,766.50
4. Step 4: Simplify right side
   52,275.24x = 2,219,535,306.45
5. Step 5: Solve for x
   x = 2,219,535,306.45/52,275.24
6. Step 6: Final answer
   x = 42,458.63