Finding the Third Proportional to 702,636 and 1,658,076

Step by Step Solution

1. Step 1: Write the proportion equation
   702,636 : 1,658,076 = 1,658,076 : x
2. Step 2: Convert to fraction form
   702,636/1,658,076 = 1,658,076/x
3. Step 3: Cross multiply
   702,636x = 1,658,076 × 1,658,076
4. Step 4: Simplify right side
   702,636x = 2,749,216,021,776
5. Step 5: Solve for x
   x = 2,749,216,021,776/702,636
6. Step 6: Final answer
   x = 3,912,717.28