Finding the Fourth Proportional to 117,665.06, 162,377.78 and 63,950.20

Step by Step Solution

1. Step 1: Write the proportion equation
   117,665.06 : 162,377.78 = 63,950.20 : x
2. Step 2: Convert to fraction form
   117,665.06/162,377.78 = 63,950.20/x
3. Step 3: Cross multiply
   117,665.06x = 162,377.78 × 63,950.20
4. Step 4: Simplify right side
   117,665.06x = 10,384,091,506.56
5. Step 5: Solve for x
   x = 10,384,091,506.56/117,665.06
6. Step 6: Final answer
   x = 88,251.27