Finding the Fourth Proportional to 117,863.96, 162,655.83 and 64,152.86

Step by Step Solution

1. Step 1: Write the proportion equation
   117,863.96 : 162,655.83 = 64,152.86 : x
2. Step 2: Convert to fraction form
   117,863.96/162,655.83 = 64,152.86/x
3. Step 3: Cross multiply
   117,863.96x = 162,655.83 × 64,152.86
4. Step 4: Simplify right side
   117,863.96x = 10,434,835,876.89
5. Step 5: Solve for x
   x = 10,434,835,876.89/117,863.96
6. Step 6: Final answer
   x = 88,532.88