Finding the Fourth Proportional to 52,226.10, 72,025.61 and 42,151.32

Step by Step Solution

1. Step 1: Write the proportion equation
   52,226.10 : 72,025.61 = 42,151.32 : x
2. Step 2: Convert to fraction form
   52,226.10/72,025.61 = 42,151.32/x
3. Step 3: Cross multiply
   52,226.10x = 72,025.61 × 42,151.32
4. Step 4: Simplify right side
   52,226.10x = 3,035,974,324.55
5. Step 5: Solve for x
   x = 3,035,974,324.55/52,226.10
6. Step 6: Final answer
   x = 58,131.36