Finding the Third Proportional to 669,058 and 1,435,140

Step by Step Solution

1. Step 1: Write the proportion equation
   669,058 : 1,435,140 = 1,435,140 : x
2. Step 2: Convert to fraction form
   669,058/1,435,140 = 1,435,140/x
3. Step 3: Cross multiply
   669,058x = 1,435,140 × 1,435,140
4. Step 4: Simplify right side
   669,058x = 2,059,626,819,600
5. Step 5: Solve for x
   x = 2,059,626,819,600/669,058
6. Step 6: Final answer
   x = 3,078,398.02