Finding the Fourth Proportional to 12,425.04, 17,146.05 and 7,118.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,425.04 : 17,146.05 = 7,118.83 : x
2. Step 2: Convert to fraction form
   12,425.04/17,146.05 = 7,118.83/x
3. Step 3: Cross multiply
   12,425.04x = 17,146.05 × 7,118.83
4. Step 4: Simplify right side
   12,425.04x = 122,059,809.86
5. Step 5: Solve for x
   x = 122,059,809.86/12,425.04
6. Step 6: Final answer
   x = 9,823.70