Finding the Third Proportional to 155,522 and 340,600

Step by Step Solution

1. Step 1: Write the proportion equation
   155,522 : 340,600 = 340,600 : x
2. Step 2: Convert to fraction form
   155,522/340,600 = 340,600/x
3. Step 3: Cross multiply
   155,522x = 340,600 × 340,600
4. Step 4: Simplify right side
   155,522x = 116,008,360,000
5. Step 5: Solve for x
   x = 116,008,360,000/155,522
6. Step 6: Final answer
   x = 745,928.94