Finding the Third Proportional to 654,454 and 960,132.50

Step by Step Solution

1. Step 1: Write the proportion equation
   654,454 : 960,132.50 = 960,132.50 : x
2. Step 2: Convert to fraction form
   654,454/960,132.50 = 960,132.50/x
3. Step 3: Cross multiply
   654,454x = 960,132.50 × 960,132.50
4. Step 4: Simplify right side
   654,454x = 921,854,417,556.25
5. Step 5: Solve for x
   x = 921,854,417,556.25/654,454
6. Step 6: Final answer
   x = 1,408,585.50