Finding the Fourth Proportional to 118,046.04, 162,898.78 and 64,329.90

Step by Step Solution

1. Step 1: Write the proportion equation
   118,046.04 : 162,898.78 = 64,329.90 : x
2. Step 2: Convert to fraction form
   118,046.04/162,898.78 = 64,329.90/x
3. Step 3: Cross multiply
   118,046.04x = 162,898.78 × 64,329.90
4. Step 4: Simplify right side
   118,046.04x = 10,479,262,227.52
5. Step 5: Solve for x
   x = 10,479,262,227.52/118,046.04
6. Step 6: Final answer
   x = 88,772.67