Finding the Fourth Proportional to 117,496.32, 162,147.87 and 63,781.35

Step by Step Solution

1. Step 1: Write the proportion equation
   117,496.32 : 162,147.87 = 63,781.35 : x
2. Step 2: Convert to fraction form
   117,496.32/162,147.87 = 63,781.35/x
3. Step 3: Cross multiply
   117,496.32x = 162,147.87 × 63,781.35
4. Step 4: Simplify right side
   117,496.32x = 10,342,010,048.22
5. Step 5: Solve for x
   x = 10,342,010,048.22/117,496.32
6. Step 6: Final answer
   x = 88,019.86