Finding the Third Proportional to 8,410.50 and 12,452.91

Step by Step Solution

1. Step 1: Write the proportion equation
   8,410.50 : 12,452.91 = 12,452.91 : x
2. Step 2: Convert to fraction form
   8,410.50/12,452.91 = 12,452.91/x
3. Step 3: Cross multiply
   8,410.50x = 12,452.91 × 12,452.91
4. Step 4: Simplify right side
   8,410.50x = 155,074,874.07
5. Step 5: Solve for x
   x = 155,074,874.07/8,410.50
6. Step 6: Final answer
   x = 18,438.25