Finding the Fourth Proportional to 12,594.53, 17,382.12 and 8,131.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,594.53 : 17,382.12 = 8,131.25 : x
2. Step 2: Convert to fraction form
   12,594.53/17,382.12 = 8,131.25/x
3. Step 3: Cross multiply
   12,594.53x = 17,382.12 × 8,131.25
4. Step 4: Simplify right side
   12,594.53x = 141,338,406.71
5. Step 5: Solve for x
   x = 141,338,406.71/12,594.53
6. Step 6: Final answer
   x = 11,222.20