Finding the Third Proportional to 623,714 and 1,312,630

Step by Step Solution

1. Step 1: Write the proportion equation
   623,714 : 1,312,630 = 1,312,630 : x
2. Step 2: Convert to fraction form
   623,714/1,312,630 = 1,312,630/x
3. Step 3: Cross multiply
   623,714x = 1,312,630 × 1,312,630
4. Step 4: Simplify right side
   623,714x = 1,722,997,516,900
5. Step 5: Solve for x
   x = 1,722,997,516,900/623,714
6. Step 6: Final answer
   x = 2,762,480.11