Finding the Third Proportional to 9,142.88 and 12,841.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,142.88 : 12,841.03 = 12,841.03 : x
2. Step 2: Convert to fraction form
   9,142.88/12,841.03 = 12,841.03/x
3. Step 3: Cross multiply
   9,142.88x = 12,841.03 × 12,841.03
4. Step 4: Simplify right side
   9,142.88x = 164,892,083.56
5. Step 5: Solve for x
   x = 164,892,083.56/9,142.88
6. Step 6: Final answer
   x = 18,035.04