Finding the Third Proportional to 702,412 and 1,488,414

Step by Step Solution

1. Step 1: Write the proportion equation
   702,412 : 1,488,414 = 1,488,414 : x
2. Step 2: Convert to fraction form
   702,412/1,488,414 = 1,488,414/x
3. Step 3: Cross multiply
   702,412x = 1,488,414 × 1,488,414
4. Step 4: Simplify right side
   702,412x = 2,215,376,235,396
5. Step 5: Solve for x
   x = 2,215,376,235,396/702,412
6. Step 6: Final answer
   x = 3,153,955.56