Finding the Fourth Proportional to 12,498.34, 17,247.72 and 7,194.20

Step by Step Solution

1. Step 1: Write the proportion equation
   12,498.34 : 17,247.72 = 7,194.20 : x
2. Step 2: Convert to fraction form
   12,498.34/17,247.72 = 7,194.20/x
3. Step 3: Cross multiply
   12,498.34x = 17,247.72 × 7,194.20
4. Step 4: Simplify right side
   12,498.34x = 124,083,547.22
5. Step 5: Solve for x
   x = 124,083,547.22/12,498.34
6. Step 6: Final answer
   x = 9,928.00