Finding the Third Proportional to 482,385 and 709,125.75

Step by Step Solution

1. Step 1: Write the proportion equation
   482,385 : 709,125.75 = 709,125.75 : x
2. Step 2: Convert to fraction form
   482,385/709,125.75 = 709,125.75/x
3. Step 3: Cross multiply
   482,385x = 709,125.75 × 709,125.75
4. Step 4: Simplify right side
   482,385x = 502,859,329,313.06
5. Step 5: Solve for x
   x = 502,859,329,313.06/482,385
6. Step 6: Final answer
   x = 1,042,443.96