Finding the Fourth Proportional to 12,611.07, 17,401.86 and 7,304.85

Step by Step Solution

1. Step 1: Write the proportion equation
   12,611.07 : 17,401.86 = 7,304.85 : x
2. Step 2: Convert to fraction form
   12,611.07/17,401.86 = 7,304.85/x
3. Step 3: Cross multiply
   12,611.07x = 17,401.86 × 7,304.85
4. Step 4: Simplify right side
   12,611.07x = 127,117,977.02
5. Step 5: Solve for x
   x = 127,117,977.02/12,611.07
6. Step 6: Final answer
   x = 10,079.87