Finding the Fourth Proportional to 52,465.42, 72,403.15 and 28,593.10

Step by Step Solution

1. Step 1: Write the proportion equation
   52,465.42 : 72,403.15 = 28,593.10 : x
2. Step 2: Convert to fraction form
   52,465.42/72,403.15 = 28,593.10/x
3. Step 3: Cross multiply
   52,465.42x = 72,403.15 × 28,593.10
4. Step 4: Simplify right side
   52,465.42x = 2,070,230,146.25
5. Step 5: Solve for x
   x = 2,070,230,146.25/52,465.42
6. Step 6: Final answer
   x = 39,458.95