Finding the Third Proportional to 482,432 and 709,184

Step by Step Solution

1. Step 1: Write the proportion equation
   482,432 : 709,184 = 709,184 : x
2. Step 2: Convert to fraction form
   482,432/709,184 = 709,184/x
3. Step 3: Cross multiply
   482,432x = 709,184 × 709,184
4. Step 4: Simplify right side
   482,432x = 502,941,945,856
5. Step 5: Solve for x
   x = 502,941,945,856/482,432
6. Step 6: Final answer
   x = 1,042,513.65