Finding the Third Proportional to 622,585.50 and 961,521

Step by Step Solution

1. Step 1: Write the proportion equation
   622,585.50 : 961,521 = 961,521 : x
2. Step 2: Convert to fraction form
   622,585.50/961,521 = 961,521/x
3. Step 3: Cross multiply
   622,585.50x = 961,521 × 961,521
4. Step 4: Simplify right side
   622,585.50x = 924,522,633,441
5. Step 5: Solve for x
   x = 924,522,633,441/622,585.50
6. Step 6: Final answer
   x = 1,484,972.96