Finding the Fourth Proportional to 52,496.55, 72,443.93 and 28,623.69

Step by Step Solution

1. Step 1: Write the proportion equation
   52,496.55 : 72,443.93 = 28,623.69 : x
2. Step 2: Convert to fraction form
   52,496.55/72,443.93 = 28,623.69/x
3. Step 3: Cross multiply
   52,496.55x = 72,443.93 × 28,623.69
4. Step 4: Simplify right side
   52,496.55x = 2,073,612,594.70
5. Step 5: Solve for x
   x = 2,073,612,594.70/52,496.55
6. Step 6: Final answer
   x = 39,499.98