Finding the Fourth Proportional to 12,590.04, 17,375.20 and 7,554.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,590.04 : 17,375.20 = 7,554.48 : x
2. Step 2: Convert to fraction form
   12,590.04/17,375.20 = 7,554.48/x
3. Step 3: Cross multiply
   12,590.04x = 17,375.20 × 7,554.48
4. Step 4: Simplify right side
   12,590.04x = 131,260,600.90
5. Step 5: Solve for x
   x = 131,260,600.90/12,590.04
6. Step 6: Final answer
   x = 10,425.75