Finding the Third Proportional to 456,430.50 and 709,524

Step by Step Solution

1. Step 1: Write the proportion equation
   456,430.50 : 709,524 = 709,524 : x
2. Step 2: Convert to fraction form
   456,430.50/709,524 = 709,524/x
3. Step 3: Cross multiply
   456,430.50x = 709,524 × 709,524
4. Step 4: Simplify right side
   456,430.50x = 503,424,306,576
5. Step 5: Solve for x
   x = 503,424,306,576/456,430.50
6. Step 6: Final answer
   x = 1,102,959.39