Finding the Fourth Proportional to 12,244.56, 16,897.56 and 7,209

Step by Step Solution

1. Step 1: Write the proportion equation
   12,244.56 : 16,897.56 = 7,209 : x
2. Step 2: Convert to fraction form
   12,244.56/16,897.56 = 7,209/x
3. Step 3: Cross multiply
   12,244.56x = 16,897.56 × 7,209
4. Step 4: Simplify right side
   12,244.56x = 121,814,510.04
5. Step 5: Solve for x
   x = 121,814,510.04/12,244.56
6. Step 6: Final answer
   x = 9,948.46