Finding the Fourth Proportional to 117,665.81, 162,379.89 and 63,950.96

Step by Step Solution

1. Step 1: Write the proportion equation
   117,665.81 : 162,379.89 = 63,950.96 : x
2. Step 2: Convert to fraction form
   117,665.81/162,379.89 = 63,950.96/x
3. Step 3: Cross multiply
   117,665.81x = 162,379.89 × 63,950.96
4. Step 4: Simplify right side
   117,665.81x = 10,384,348,718.54
5. Step 5: Solve for x
   x = 10,384,348,718.54/117,665.81
6. Step 6: Final answer
   x = 88,252.90