Finding the Fourth Proportional to 52,327.80, 72,209.28 and 28,454.28

Step by Step Solution

1. Step 1: Write the proportion equation
   52,327.80 : 72,209.28 = 28,454.28 : x
2. Step 2: Convert to fraction form
   52,327.80/72,209.28 = 28,454.28/x
3. Step 3: Cross multiply
   52,327.80x = 72,209.28 × 28,454.28
4. Step 4: Simplify right side
   52,327.80x = 2,054,663,071.72
5. Step 5: Solve for x
   x = 2,054,663,071.72/52,327.80
6. Step 6: Final answer
   x = 39,265.23