Finding the Fourth Proportional to 52,474.68, 72,442.72 and 42,153.86

Step by Step Solution

1. Step 1: Write the proportion equation
   52,474.68 : 72,442.72 = 42,153.86 : x
2. Step 2: Convert to fraction form
   52,474.68/72,442.72 = 42,153.86/x
3. Step 3: Cross multiply
   52,474.68x = 72,442.72 × 42,153.86
4. Step 4: Simplify right side
   52,474.68x = 3,053,740,276.90
5. Step 5: Solve for x
   x = 3,053,740,276.90/52,474.68
6. Step 6: Final answer
   x = 58,194.55