Finding the Fourth Proportional to 12,594.86, 17,376.69 and 7,287.74

Step by Step Solution

1. Step 1: Write the proportion equation
   12,594.86 : 17,376.69 = 7,287.74 : x
2. Step 2: Convert to fraction form
   12,594.86/17,376.69 = 7,287.74/x
3. Step 3: Cross multiply
   12,594.86x = 17,376.69 × 7,287.74
4. Step 4: Simplify right side
   12,594.86x = 126,636,798.78
5. Step 5: Solve for x
   x = 126,636,798.78/12,594.86
6. Step 6: Final answer
   x = 10,054.64