Finding the Third Proportional to 154,476 and 338,476.50

Step by Step Solution

1. Step 1: Write the proportion equation
   154,476 : 338,476.50 = 338,476.50 : x
2. Step 2: Convert to fraction form
   154,476/338,476.50 = 338,476.50/x
3. Step 3: Cross multiply
   154,476x = 338,476.50 × 338,476.50
4. Step 4: Simplify right side
   154,476x = 114,566,341,052.25
5. Step 5: Solve for x
   x = 114,566,341,052.25/154,476
6. Step 6: Final answer
   x = 741,644.92