Finding the Fourth Proportional to 52,480.24, 72,423.57 and 28,606.93

Step by Step Solution

1. Step 1: Write the proportion equation
   52,480.24 : 72,423.57 = 28,606.93 : x
2. Step 2: Convert to fraction form
   52,480.24/72,423.57 = 28,606.93/x
3. Step 3: Cross multiply
   52,480.24x = 72,423.57 × 28,606.93
4. Step 4: Simplify right side
   52,480.24x = 2,071,815,997.34
5. Step 5: Solve for x
   x = 2,071,815,997.34/52,480.24
6. Step 6: Final answer
   x = 39,478.02