Finding the Fourth Proportional to 12,714.19, 17,543.95 and 7,048.89

Step by Step Solution

1. Step 1: Write the proportion equation
   12,714.19 : 17,543.95 = 7,048.89 : x
2. Step 2: Convert to fraction form
   12,714.19/17,543.95 = 7,048.89/x
3. Step 3: Cross multiply
   12,714.19x = 17,543.95 × 7,048.89
4. Step 4: Simplify right side
   12,714.19x = 123,665,373.72
5. Step 5: Solve for x
   x = 123,665,373.72/12,714.19
6. Step 6: Final answer
   x = 9,726.56