Finding the Third Proportional to 625,408 and 1,365,516

Step by Step Solution

1. Step 1: Write the proportion equation
   625,408 : 1,365,516 = 1,365,516 : x
2. Step 2: Convert to fraction form
   625,408/1,365,516 = 1,365,516/x
3. Step 3: Cross multiply
   625,408x = 1,365,516 × 1,365,516
4. Step 4: Simplify right side
   625,408x = 1,864,633,946,256
5. Step 5: Solve for x
   x = 1,864,633,946,256/625,408
6. Step 6: Final answer
   x = 2,981,468.01