Finding the Fourth Proportional to 117,568.51, 162,245.71 and 63,854.57

Step by Step Solution

1. Step 1: Write the proportion equation
   117,568.51 : 162,245.71 = 63,854.57 : x
2. Step 2: Convert to fraction form
   117,568.51/162,245.71 = 63,854.57/x
3. Step 3: Cross multiply
   117,568.51x = 162,245.71 × 63,854.57
4. Step 4: Simplify right side
   117,568.51x = 10,360,130,531.83
5. Step 5: Solve for x
   x = 10,360,130,531.83/117,568.51
6. Step 6: Final answer
   x = 88,119.95