Finding the Fourth Proportional to 96,662.86, 144,822.71 and 40,379.10

Step by Step Solution

1. Step 1: Write the proportion equation
   96,662.86 : 144,822.71 = 40,379.10 : x
2. Step 2: Convert to fraction form
   96,662.86/144,822.71 = 40,379.10/x
3. Step 3: Cross multiply
   96,662.86x = 144,822.71 × 40,379.10
4. Step 4: Simplify right side
   96,662.86x = 5,847,810,689.36
5. Step 5: Solve for x
   x = 5,847,810,689.36/96,662.86
6. Step 6: Final answer
   x = 60,496.98