Finding the Third Proportional to 155,788 and 337,820

Step by Step Solution

1. Step 1: Write the proportion equation
   155,788 : 337,820 = 337,820 : x
2. Step 2: Convert to fraction form
   155,788/337,820 = 337,820/x
3. Step 3: Cross multiply
   155,788x = 337,820 × 337,820
4. Step 4: Simplify right side
   155,788x = 114,122,352,400
5. Step 5: Solve for x
   x = 114,122,352,400/155,788
6. Step 6: Final answer
   x = 732,549.06