Finding the Fourth Proportional to 12,049.60, 16,631.52 and 7,337.84

Step by Step Solution

1. Step 1: Write the proportion equation
   12,049.60 : 16,631.52 = 7,337.84 : x
2. Step 2: Convert to fraction form
   12,049.60/16,631.52 = 7,337.84/x
3. Step 3: Cross multiply
   12,049.60x = 16,631.52 × 7,337.84
4. Step 4: Simplify right side
   12,049.60x = 122,039,432.72
5. Step 5: Solve for x
   x = 122,039,432.72/12,049.60
6. Step 6: Final answer
   x = 10,128.09