Finding the Third Proportional to 152,402 and 329,862

Step by Step Solution

1. Step 1: Write the proportion equation
   152,402 : 329,862 = 329,862 : x
2. Step 2: Convert to fraction form
   152,402/329,862 = 329,862/x
3. Step 3: Cross multiply
   152,402x = 329,862 × 329,862
4. Step 4: Simplify right side
   152,402x = 108,808,939,044
5. Step 5: Solve for x
   x = 108,808,939,044/152,402
6. Step 6: Final answer
   x = 713,960.05