Finding the Third Proportional to 702,290 and 1,516,680

Step by Step Solution

1. Step 1: Write the proportion equation
   702,290 : 1,516,680 = 1,516,680 : x
2. Step 2: Convert to fraction form
   702,290/1,516,680 = 1,516,680/x
3. Step 3: Cross multiply
   702,290x = 1,516,680 × 1,516,680
4. Step 4: Simplify right side
   702,290x = 2,300,318,222,400
5. Step 5: Solve for x
   x = 2,300,318,222,400/702,290
6. Step 6: Final answer
   x = 3,275,453.48