Finding the Fourth Proportional to 52,248.48, 72,103.71 and 28,375.17

Step by Step Solution

1. Step 1: Write the proportion equation
   52,248.48 : 72,103.71 = 28,375.17 : x
2. Step 2: Convert to fraction form
   52,248.48/72,103.71 = 28,375.17/x
3. Step 3: Cross multiply
   52,248.48x = 72,103.71 × 28,375.17
4. Step 4: Simplify right side
   52,248.48x = 2,045,955,028.88
5. Step 5: Solve for x
   x = 2,045,955,028.88/52,248.48
6. Step 6: Final answer
   x = 39,158.17