Finding the Fourth Proportional to 17,390.88, 23,994.72 and 10,679.04

Step by Step Solution

1. Step 1: Write the proportion equation
   17,390.88 : 23,994.72 = 10,679.04 : x
2. Step 2: Convert to fraction form
   17,390.88/23,994.72 = 10,679.04/x
3. Step 3: Cross multiply
   17,390.88x = 23,994.72 × 10,679.04
4. Step 4: Simplify right side
   17,390.88x = 256,240,574.67
5. Step 5: Solve for x
   x = 256,240,574.67/17,390.88
6. Step 6: Final answer
   x = 14,734.19