Finding the Third Proportional to 482,817 and 709,447.50

Step by Step Solution

1. Step 1: Write the proportion equation
   482,817 : 709,447.50 = 709,447.50 : x
2. Step 2: Convert to fraction form
   482,817/709,447.50 = 709,447.50/x
3. Step 3: Cross multiply
   482,817x = 709,447.50 × 709,447.50
4. Step 4: Simplify right side
   482,817x = 503,315,755,256.25
5. Step 5: Solve for x
   x = 503,315,755,256.25/482,817
6. Step 6: Final answer
   x = 1,042,456.57