Finding the Third Proportional to 658,988 and 1,446,280

Step by Step Solution

1. Step 1: Write the proportion equation
   658,988 : 1,446,280 = 1,446,280 : x
2. Step 2: Convert to fraction form
   658,988/1,446,280 = 1,446,280/x
3. Step 3: Cross multiply
   658,988x = 1,446,280 × 1,446,280
4. Step 4: Simplify right side
   658,988x = 2,091,725,838,400
5. Step 5: Solve for x
   x = 2,091,725,838,400/658,988
6. Step 6: Final answer
   x = 3,174,148.60