Finding the Fourth Proportional to 117,734.86, 162,473.24 and 64,019.92

Step by Step Solution

1. Step 1: Write the proportion equation
   117,734.86 : 162,473.24 = 64,019.92 : x
2. Step 2: Convert to fraction form
   117,734.86/162,473.24 = 64,019.92/x
3. Step 3: Cross multiply
   117,734.86x = 162,473.24 × 64,019.92
4. Step 4: Simplify right side
   117,734.86x = 10,401,523,826.94
5. Step 5: Solve for x
   x = 10,401,523,826.94/117,734.86
6. Step 6: Final answer
   x = 88,347.02