Finding the Fourth Proportional to 52,728.96, 72,754.36 and 30,061.52

Step by Step Solution

1. Step 1: Write the proportion equation
   52,728.96 : 72,754.36 = 30,061.52 : x
2. Step 2: Convert to fraction form
   52,728.96/72,754.36 = 30,061.52/x
3. Step 3: Cross multiply
   52,728.96x = 72,754.36 × 30,061.52
4. Step 4: Simplify right side
   52,728.96x = 2,187,106,648.23
5. Step 5: Solve for x
   x = 2,187,106,648.23/52,728.96
6. Step 6: Final answer
   x = 41,478.28