Finding the Third Proportional to 712,748 and 1,065,630

Step by Step Solution

1. Step 1: Write the proportion equation
   712,748 : 1,065,630 = 1,065,630 : x
2. Step 2: Convert to fraction form
   712,748/1,065,630 = 1,065,630/x
3. Step 3: Cross multiply
   712,748x = 1,065,630 × 1,065,630
4. Step 4: Simplify right side
   712,748x = 1,135,567,296,900
5. Step 5: Solve for x
   x = 1,135,567,296,900/712,748
6. Step 6: Final answer
   x = 1,593,224.11