Finding the Fourth Proportional to 118,053.18, 162,908.60 and 64,337.04

Step by Step Solution

1. Step 1: Write the proportion equation
   118,053.18 : 162,908.60 = 64,337.04 : x
2. Step 2: Convert to fraction form
   118,053.18/162,908.60 = 64,337.04/x
3. Step 3: Cross multiply
   118,053.18x = 162,908.60 × 64,337.04
4. Step 4: Simplify right side
   118,053.18x = 10,481,056,792.86
5. Step 5: Solve for x
   x = 10,481,056,792.86/118,053.18
6. Step 6: Final answer
   x = 88,782.50