Finding the Fourth Proportional to 52,451.27, 72,383.58 and 28,577.93

Step by Step Solution

1. Step 1: Write the proportion equation
   52,451.27 : 72,383.58 = 28,577.93 : x
2. Step 2: Convert to fraction form
   52,451.27/72,383.58 = 28,577.93/x
3. Step 3: Cross multiply
   52,451.27x = 72,383.58 × 28,577.93
4. Step 4: Simplify right side
   52,451.27x = 2,068,572,739.50
5. Step 5: Solve for x
   x = 2,068,572,739.50/52,451.27
6. Step 6: Final answer
   x = 39,438.00