Finding the Fourth Proportional to 12,716.86, 17,549.18 and 7,051.61

Step by Step Solution

1. Step 1: Write the proportion equation
   12,716.86 : 17,549.18 = 7,051.61 : x
2. Step 2: Convert to fraction form
   12,716.86/17,549.18 = 7,051.61/x
3. Step 3: Cross multiply
   12,716.86x = 17,549.18 × 7,051.61
4. Step 4: Simplify right side
   12,716.86x = 123,750,040.41
5. Step 5: Solve for x
   x = 123,750,040.41/12,716.86
6. Step 6: Final answer
   x = 9,731.18