Finding the Fourth Proportional to 12,701.43, 17,522.60 and 7,983.99

Step by Step Solution

1. Step 1: Write the proportion equation
   12,701.43 : 17,522.60 = 7,983.99 : x
2. Step 2: Convert to fraction form
   12,701.43/17,522.60 = 7,983.99/x
3. Step 3: Cross multiply
   12,701.43x = 17,522.60 × 7,983.99
4. Step 4: Simplify right side
   12,701.43x = 139,900,223.25
5. Step 5: Solve for x
   x = 139,900,223.25/12,701.43
6. Step 6: Final answer
   x = 11,014.53