Finding the Fourth Proportional to 52,475.05, 72,416.37 and 28,601.68

Step by Step Solution

1. Step 1: Write the proportion equation
   52,475.05 : 72,416.37 = 28,601.68 : x
2. Step 2: Convert to fraction form
   52,475.05/72,416.37 = 28,601.68/x
3. Step 3: Cross multiply
   52,475.05x = 72,416.37 × 28,601.68
4. Step 4: Simplify right side
   52,475.05x = 2,071,229,841.50
5. Step 5: Solve for x
   x = 2,071,229,841.50/52,475.05
6. Step 6: Final answer
   x = 39,470.75