Finding the Fourth Proportional to 16,600.74, 22,908.20 and 9,047.05

Step by Step Solution

1. Step 1: Write the proportion equation
   16,600.74 : 22,908.20 = 9,047.05 : x
2. Step 2: Convert to fraction form
   16,600.74/22,908.20 = 9,047.05/x
3. Step 3: Cross multiply
   16,600.74x = 22,908.20 × 9,047.05
4. Step 4: Simplify right side
   16,600.74x = 207,251,538.89
5. Step 5: Solve for x
   x = 207,251,538.89/16,600.74
6. Step 6: Final answer
   x = 12,484.48