Finding the Fourth Proportional to 52,268.76, 72,120.54 and 30,752.76

Step by Step Solution

1. Step 1: Write the proportion equation
   52,268.76 : 72,120.54 = 30,752.76 : x
2. Step 2: Convert to fraction form
   52,268.76/72,120.54 = 30,752.76/x
3. Step 3: Cross multiply
   52,268.76x = 72,120.54 × 30,752.76
4. Step 4: Simplify right side
   52,268.76x = 2,217,905,657.69
5. Step 5: Solve for x
   x = 2,217,905,657.69/52,268.76
6. Step 6: Final answer
   x = 42,432.72