Finding the Third Proportional to 698,659 and 1,423,010

Step by Step Solution

1. Step 1: Write the proportion equation
   698,659 : 1,423,010 = 1,423,010 : x
2. Step 2: Convert to fraction form
   698,659/1,423,010 = 1,423,010/x
3. Step 3: Cross multiply
   698,659x = 1,423,010 × 1,423,010
4. Step 4: Simplify right side
   698,659x = 2,024,957,460,100
5. Step 5: Solve for x
   x = 2,024,957,460,100/698,659
6. Step 6: Final answer
   x = 2,898,348.78