Finding the Fourth Proportional to 60,162.24, 90,144.72 and 42,600.54

Step by Step Solution

1. Step 1: Write the proportion equation
   60,162.24 : 90,144.72 = 42,600.54 : x
2. Step 2: Convert to fraction form
   60,162.24/90,144.72 = 42,600.54/x
3. Step 3: Cross multiply
   60,162.24x = 90,144.72 × 42,600.54
4. Step 4: Simplify right side
   60,162.24x = 3,840,213,750.15
5. Step 5: Solve for x
   x = 3,840,213,750.15/60,162.24
6. Step 6: Final answer
   x = 63,830.96