Finding the Fourth Proportional to 52,383.84, 72,288.56 and 28,509.92

Step by Step Solution

1. Step 1: Write the proportion equation
   52,383.84 : 72,288.56 = 28,509.92 : x
2. Step 2: Convert to fraction form
   52,383.84/72,288.56 = 28,509.92/x
3. Step 3: Cross multiply
   52,383.84x = 72,288.56 × 28,509.92
4. Step 4: Simplify right side
   52,383.84x = 2,060,941,062.52
5. Step 5: Solve for x
   x = 2,060,941,062.52/52,383.84
6. Step 6: Final answer
   x = 39,343.07