Finding the Fourth Proportional to 117,456.29, 162,089.79 and 63,741.31

Step by Step Solution

1. Step 1: Write the proportion equation
   117,456.29 : 162,089.79 = 63,741.31 : x
2. Step 2: Convert to fraction form
   117,456.29/162,089.79 = 63,741.31/x
3. Step 3: Cross multiply
   117,456.29x = 162,089.79 × 63,741.31
4. Step 4: Simplify right side
   117,456.29x = 10,331,815,552.22
5. Step 5: Solve for x
   x = 10,331,815,552.22/117,456.29
6. Step 6: Final answer
   x = 87,963.07