Finding the Fourth Proportional to 118,081.32, 162,948.96 and 64,367.38

Step by Step Solution

1. Step 1: Write the proportion equation
   118,081.32 : 162,948.96 = 64,367.38 : x
2. Step 2: Convert to fraction form
   118,081.32/162,948.96 = 64,367.38/x
3. Step 3: Cross multiply
   118,081.32x = 162,948.96 × 64,367.38
4. Step 4: Simplify right side
   118,081.32x = 10,488,597,628.92
5. Step 5: Solve for x
   x = 10,488,597,628.92/118,081.32
6. Step 6: Final answer
   x = 88,825.21