Finding the Fourth Proportional to 117,733.80, 162,472.32 and 64,018.92

Step by Step Solution

1. Step 1: Write the proportion equation
   117,733.80 : 162,472.32 = 64,018.92 : x
2. Step 2: Convert to fraction form
   117,733.80/162,472.32 = 64,018.92/x
3. Step 3: Cross multiply
   117,733.80x = 162,472.32 × 64,018.92
4. Step 4: Simplify right side
   117,733.80x = 10,401,302,456.29
5. Step 5: Solve for x
   x = 10,401,302,456.29/117,733.80
6. Step 6: Final answer
   x = 88,345.93