Finding the Third Proportional to 627,140 and 1,354,900

Step by Step Solution

1. Step 1: Write the proportion equation
   627,140 : 1,354,900 = 1,354,900 : x
2. Step 2: Convert to fraction form
   627,140/1,354,900 = 1,354,900/x
3. Step 3: Cross multiply
   627,140x = 1,354,900 × 1,354,900
4. Step 4: Simplify right side
   627,140x = 1,835,754,010,000
5. Step 5: Solve for x
   x = 1,835,754,010,000/627,140
6. Step 6: Final answer
   x = 2,927,183.74