Finding the Third Proportional to 709,003 and 1,074,209

Step by Step Solution

1. Step 1: Write the proportion equation
   709,003 : 1,074,209 = 1,074,209 : x
2. Step 2: Convert to fraction form
   709,003/1,074,209 = 1,074,209/x
3. Step 3: Cross multiply
   709,003x = 1,074,209 × 1,074,209
4. Step 4: Simplify right side
   709,003x = 1,153,924,975,681
5. Step 5: Solve for x
   x = 1,153,924,975,681/709,003
6. Step 6: Final answer
   x = 1,627,531.87