Finding the Fourth Proportional to 64,181.92, 88,572.24 and 35,890.72

Step by Step Solution

1. Step 1: Write the proportion equation
   64,181.92 : 88,572.24 = 35,890.72 : x
2. Step 2: Convert to fraction form
   64,181.92/88,572.24 = 35,890.72/x
3. Step 3: Cross multiply
   64,181.92x = 88,572.24 × 35,890.72
4. Step 4: Simplify right side
   64,181.92x = 3,178,921,465.61
5. Step 5: Solve for x
   x = 3,178,921,465.61/64,181.92
6. Step 6: Final answer
   x = 49,529.86