Finding the Fourth Proportional to 52,459.89, 72,393.73 and 28,586.73

Step by Step Solution

1. Step 1: Write the proportion equation
   52,459.89 : 72,393.73 = 28,586.73 : x
2. Step 2: Convert to fraction form
   52,459.89/72,393.73 = 28,586.73/x
3. Step 3: Cross multiply
   52,459.89x = 72,393.73 × 28,586.73
4. Step 4: Simplify right side
   52,459.89x = 2,069,500,013.20
5. Step 5: Solve for x
   x = 2,069,500,013.20/52,459.89
6. Step 6: Final answer
   x = 39,449.19