Finding the Fourth Proportional to 117,753.43, 162,498.20 and 64,037.30

Step by Step Solution

1. Step 1: Write the proportion equation
   117,753.43 : 162,498.20 = 64,037.30 : x
2. Step 2: Convert to fraction form
   117,753.43/162,498.20 = 64,037.30/x
3. Step 3: Cross multiply
   117,753.43x = 162,498.20 × 64,037.30
4. Step 4: Simplify right side
   117,753.43x = 10,405,945,982.86
5. Step 5: Solve for x
   x = 10,405,945,982.86/117,753.43
6. Step 6: Final answer
   x = 88,370.64