Finding the Fourth Proportional to 52,250.16, 72,105.75 and 28,377.30

Step by Step Solution

1. Step 1: Write the proportion equation
   52,250.16 : 72,105.75 = 28,377.30 : x
2. Step 2: Convert to fraction form
   52,250.16/72,105.75 = 28,377.30/x
3. Step 3: Cross multiply
   52,250.16x = 72,105.75 × 28,377.30
4. Step 4: Simplify right side
   52,250.16x = 2,046,166,499.48
5. Step 5: Solve for x
   x = 2,046,166,499.48/52,250.16
6. Step 6: Final answer
   x = 39,160.96