Finding the Third Proportional to 152,301 and 328,749

Step by Step Solution

1. Step 1: Write the proportion equation
   152,301 : 328,749 = 328,749 : x
2. Step 2: Convert to fraction form
   152,301/328,749 = 328,749/x
3. Step 3: Cross multiply
   152,301x = 328,749 × 328,749
4. Step 4: Simplify right side
   152,301x = 108,075,905,001
5. Step 5: Solve for x
   x = 108,075,905,001/152,301
6. Step 6: Final answer
   x = 709,620.46