Finding the Fourth Proportional to 12,292.96, 16,966.49 and 7,256.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,292.96 : 16,966.49 = 7,256.88 : x
2. Step 2: Convert to fraction form
   12,292.96/16,966.49 = 7,256.88/x
3. Step 3: Cross multiply
   12,292.96x = 16,966.49 × 7,256.88
4. Step 4: Simplify right side
   12,292.96x = 123,123,842.51
5. Step 5: Solve for x
   x = 123,123,842.51/12,292.96
6. Step 6: Final answer
   x = 10,015.80