Finding the Fourth Proportional to 118,093.15, 162,964.75 and 64,377.31

Step by Step Solution

1. Step 1: Write the proportion equation
   118,093.15 : 162,964.75 = 64,377.31 : x
2. Step 2: Convert to fraction form
   118,093.15/162,964.75 = 64,377.31/x
3. Step 3: Cross multiply
   118,093.15x = 162,964.75 × 64,377.31
4. Step 4: Simplify right side
   118,093.15x = 10,491,232,229.82
5. Step 5: Solve for x
   x = 10,491,232,229.82/118,093.15
6. Step 6: Final answer
   x = 88,838.62