Finding the Third Proportional to 624,429 and 934,132.50

Step by Step Solution

1. Step 1: Write the proportion equation
   624,429 : 934,132.50 = 934,132.50 : x
2. Step 2: Convert to fraction form
   624,429/934,132.50 = 934,132.50/x
3. Step 3: Cross multiply
   624,429x = 934,132.50 × 934,132.50
4. Step 4: Simplify right side
   624,429x = 872,603,527,556.25
5. Step 5: Solve for x
   x = 872,603,527,556.25/624,429
6. Step 6: Final answer
   x = 1,397,442.35