Finding the Third Proportional to 729,709 and 1,567,309

Step by Step Solution

1. Step 1: Write the proportion equation
   729,709 : 1,567,309 = 1,567,309 : x
2. Step 2: Convert to fraction form
   729,709/1,567,309 = 1,567,309/x
3. Step 3: Cross multiply
   729,709x = 1,567,309 × 1,567,309
4. Step 4: Simplify right side
   729,709x = 2,456,457,501,481
5. Step 5: Solve for x
   x = 2,456,457,501,481/729,709
6. Step 6: Final answer
   x = 3,366,352.21