Finding the Fourth Proportional to 12,448.58, 17,176.25 and 7,605.86

Step by Step Solution

1. Step 1: Write the proportion equation
   12,448.58 : 17,176.25 = 7,605.86 : x
2. Step 2: Convert to fraction form
   12,448.58/17,176.25 = 7,605.86/x
3. Step 3: Cross multiply
   12,448.58x = 17,176.25 × 7,605.86
4. Step 4: Simplify right side
   12,448.58x = 130,640,085.96
5. Step 5: Solve for x
   x = 130,640,085.96/12,448.58
6. Step 6: Final answer
   x = 10,494.38