Finding the Third Proportional to 152,157 and 335,418

Step by Step Solution

1. Step 1: Write the proportion equation
   152,157 : 335,418 = 335,418 : x
2. Step 2: Convert to fraction form
   152,157/335,418 = 335,418/x
3. Step 3: Cross multiply
   152,157x = 335,418 × 335,418
4. Step 4: Simplify right side
   152,157x = 112,505,234,724
5. Step 5: Solve for x
   x = 112,505,234,724/152,157
6. Step 6: Final answer
   x = 739,402.29