Finding the Third Proportional to 155,784 and 337,812

Step by Step Solution

1. Step 1: Write the proportion equation
   155,784 : 337,812 = 337,812 : x
2. Step 2: Convert to fraction form
   155,784/337,812 = 337,812/x
3. Step 3: Cross multiply
   155,784x = 337,812 × 337,812
4. Step 4: Simplify right side
   155,784x = 114,116,947,344
5. Step 5: Solve for x
   x = 114,116,947,344/155,784
6. Step 6: Final answer
   x = 732,533.17