Finding the Third Proportional to 656,258 and 1,028,124

Step by Step Solution

1. Step 1: Write the proportion equation
   656,258 : 1,028,124 = 1,028,124 : x
2. Step 2: Convert to fraction form
   656,258/1,028,124 = 1,028,124/x
3. Step 3: Cross multiply
   656,258x = 1,028,124 × 1,028,124
4. Step 4: Simplify right side
   656,258x = 1,057,038,959,376
5. Step 5: Solve for x
   x = 1,057,038,959,376/656,258
6. Step 6: Final answer
   x = 1,610,706.40