Finding the Fourth Proportional to 52,472.01, 72,411.39 and 28,598.70

Step by Step Solution

1. Step 1: Write the proportion equation
   52,472.01 : 72,411.39 = 28,598.70 : x
2. Step 2: Convert to fraction form
   52,472.01/72,411.39 = 28,598.70/x
3. Step 3: Cross multiply
   52,472.01x = 72,411.39 × 28,598.70
4. Step 4: Simplify right side
   52,472.01x = 2,070,871,619.19
5. Step 5: Solve for x
   x = 2,070,871,619.19/52,472.01
6. Step 6: Final answer
   x = 39,466.21