Finding the Fourth Proportional to 118,079.29, 162,951.31 and 64,364.34

Step by Step Solution

1. Step 1: Write the proportion equation
   118,079.29 : 162,951.31 = 64,364.34 : x
2. Step 2: Convert to fraction form
   118,079.29/162,951.31 = 64,364.34/x
3. Step 3: Cross multiply
   118,079.29x = 162,951.31 × 64,364.34
4. Step 4: Simplify right side
   118,079.29x = 10,488,253,520.29
5. Step 5: Solve for x
   x = 10,488,253,520.29/118,079.29
6. Step 6: Final answer
   x = 88,823.82