Finding the Third Proportional to 469,570.50 and 706,509

Step by Step Solution

1. Step 1: Write the proportion equation
   469,570.50 : 706,509 = 706,509 : x
2. Step 2: Convert to fraction form
   469,570.50/706,509 = 706,509/x
3. Step 3: Cross multiply
   469,570.50x = 706,509 × 706,509
4. Step 4: Simplify right side
   469,570.50x = 499,154,967,081
5. Step 5: Solve for x
   x = 499,154,967,081/469,570.50
6. Step 6: Final answer
   x = 1,063,003.25