Finding the Fourth Proportional to 12,797.46, 17,664.48 and 7,490.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,797.46 : 17,664.48 = 7,490.34 : x
2. Step 2: Convert to fraction form
   12,797.46/17,664.48 = 7,490.34/x
3. Step 3: Cross multiply
   12,797.46x = 17,664.48 × 7,490.34
4. Step 4: Simplify right side
   12,797.46x = 132,312,961.12
5. Step 5: Solve for x
   x = 132,312,961.12/12,797.46
6. Step 6: Final answer
   x = 10,339.00