Finding the Third Proportional to 152,378 and 328,082

Step by Step Solution

1. Step 1: Write the proportion equation
   152,378 : 328,082 = 328,082 : x
2. Step 2: Convert to fraction form
   152,378/328,082 = 328,082/x
3. Step 3: Cross multiply
   152,378x = 328,082 × 328,082
4. Step 4: Simplify right side
   152,378x = 107,637,798,724
5. Step 5: Solve for x
   x = 107,637,798,724/152,378
6. Step 6: Final answer
   x = 706,386.74