Finding the Fourth Proportional to 12,132.86, 16,737.75 and 8,770.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,132.86 : 16,737.75 = 8,770.34 : x
2. Step 2: Convert to fraction form
   12,132.86/16,737.75 = 8,770.34/x
3. Step 3: Cross multiply
   12,132.86x = 16,737.75 × 8,770.34
4. Step 4: Simplify right side
   12,132.86x = 146,795,758.34
5. Step 5: Solve for x
   x = 146,795,758.34/12,132.86
6. Step 6: Final answer
   x = 12,099.02