Finding the Fourth Proportional to 32,881.57, 49,311.34 and 10,689.50

Step by Step Solution

1. Step 1: Write the proportion equation
   32,881.57 : 49,311.34 = 10,689.50 : x
2. Step 2: Convert to fraction form
   32,881.57/49,311.34 = 10,689.50/x
3. Step 3: Cross multiply
   32,881.57x = 49,311.34 × 10,689.50
4. Step 4: Simplify right side
   32,881.57x = 527,113,665.48
5. Step 5: Solve for x
   x = 527,113,665.48/32,881.57
6. Step 6: Final answer
   x = 16,030.67