Finding the Third Proportional to 152,930 and 335,380

Step by Step Solution

1. Step 1: Write the proportion equation
   152,930 : 335,380 = 335,380 : x
2. Step 2: Convert to fraction form
   152,930/335,380 = 335,380/x
3. Step 3: Cross multiply
   152,930x = 335,380 × 335,380
4. Step 4: Simplify right side
   152,930x = 112,479,744,400
5. Step 5: Solve for x
   x = 112,479,744,400/152,930
6. Step 6: Final answer
   x = 735,498.23