Finding the Third Proportional to 482,409 and 709,159.50

Step by Step Solution

1. Step 1: Write the proportion equation
   482,409 : 709,159.50 = 709,159.50 : x
2. Step 2: Convert to fraction form
   482,409/709,159.50 = 709,159.50/x
3. Step 3: Cross multiply
   482,409x = 709,159.50 × 709,159.50
4. Step 4: Simplify right side
   482,409x = 502,907,196,440.25
5. Step 5: Solve for x
   x = 502,907,196,440.25/482,409
6. Step 6: Final answer
   x = 1,042,491.32