Finding the Fourth Proportional to 12,759.50, 17,607.30 and 7,454

Step by Step Solution

1. Step 1: Write the proportion equation
   12,759.50 : 17,607.30 = 7,454 : x
2. Step 2: Convert to fraction form
   12,759.50/17,607.30 = 7,454/x
3. Step 3: Cross multiply
   12,759.50x = 17,607.30 × 7,454
4. Step 4: Simplify right side
   12,759.50x = 131,244,814.20
5. Step 5: Solve for x
   x = 131,244,814.20/12,759.50
6. Step 6: Final answer
   x = 10,286.05