Finding the Fourth Proportional to 117,665.31, 162,379.20 and 63,950.46

Step by Step Solution

1. Step 1: Write the proportion equation
   117,665.31 : 162,379.20 = 63,950.46 : x
2. Step 2: Convert to fraction form
   117,665.31/162,379.20 = 63,950.46/x
3. Step 3: Cross multiply
   117,665.31x = 162,379.20 × 63,950.46
4. Step 4: Simplify right side
   117,665.31x = 10,384,223,402.78
5. Step 5: Solve for x
   x = 10,384,223,402.78/117,665.31
6. Step 6: Final answer
   x = 88,252.21