Finding the Fourth Proportional to 52,598.83, 72,586.96 and 28,726.20

Step by Step Solution

1. Step 1: Write the proportion equation
   52,598.83 : 72,586.96 = 28,726.20 : x
2. Step 2: Convert to fraction form
   52,598.83/72,586.96 = 28,726.20/x
3. Step 3: Cross multiply
   52,598.83x = 72,586.96 × 28,726.20
4. Step 4: Simplify right side
   52,598.83x = 2,085,147,530.35
5. Step 5: Solve for x
   x = 2,085,147,530.35/52,598.83
6. Step 6: Final answer
   x = 39,642.47