Finding the Third Proportional to 561,140 and 1,202,680

Step by Step Solution

1. Step 1: Write the proportion equation
   561,140 : 1,202,680 = 1,202,680 : x
2. Step 2: Convert to fraction form
   561,140/1,202,680 = 1,202,680/x
3. Step 3: Cross multiply
   561,140x = 1,202,680 × 1,202,680
4. Step 4: Simplify right side
   561,140x = 1,446,439,182,400
5. Step 5: Solve for x
   x = 1,446,439,182,400/561,140
6. Step 6: Final answer
   x = 2,577,679.69