Finding the Third Proportional to 649,876 and 1,425,292

Step by Step Solution

1. Step 1: Write the proportion equation
   649,876 : 1,425,292 = 1,425,292 : x
2. Step 2: Convert to fraction form
   649,876/1,425,292 = 1,425,292/x
3. Step 3: Cross multiply
   649,876x = 1,425,292 × 1,425,292
4. Step 4: Simplify right side
   649,876x = 2,031,457,285,264
5. Step 5: Solve for x
   x = 2,031,457,285,264/649,876
6. Step 6: Final answer
   x = 3,125,915.23