Finding the Third Proportional to 709,273.50 and 1,061,398.50

Step by Step Solution

1. Step 1: Write the proportion equation
   709,273.50 : 1,061,398.50 = 1,061,398.50 : x
2. Step 2: Convert to fraction form
   709,273.50/1,061,398.50 = 1,061,398.50/x
3. Step 3: Cross multiply
   709,273.50x = 1,061,398.50 × 1,061,398.50
4. Step 4: Simplify right side
   709,273.50x = 1,126,566,775,802.25
5. Step 5: Solve for x
   x = 1,126,566,775,802.25/709,273.50
6. Step 6: Final answer
   x = 1,588,339.02