Finding the Third Proportional to 710,229 and 956,902.50

Step by Step Solution

1. Step 1: Write the proportion equation
   710,229 : 956,902.50 = 956,902.50 : x
2. Step 2: Convert to fraction form
   710,229/956,902.50 = 956,902.50/x
3. Step 3: Cross multiply
   710,229x = 956,902.50 × 956,902.50
4. Step 4: Simplify right side
   710,229x = 915,662,394,506.25
5. Step 5: Solve for x
   x = 915,662,394,506.25/710,229
6. Step 6: Final answer
   x = 1,289,249.52