Finding the Third Proportional to 645,980 and 1,414,592

Step by Step Solution

1. Step 1: Write the proportion equation
   645,980 : 1,414,592 = 1,414,592 : x
2. Step 2: Convert to fraction form
   645,980/1,414,592 = 1,414,592/x
3. Step 3: Cross multiply
   645,980x = 1,414,592 × 1,414,592
4. Step 4: Simplify right side
   645,980x = 2,001,070,526,464
5. Step 5: Solve for x
   x = 2,001,070,526,464/645,980
6. Step 6: Final answer
   x = 3,097,728.30