Finding the Third Proportional to 338,880 and 733,551.75

Step by Step Solution

1. Step 1: Write the proportion equation
   338,880 : 733,551.75 = 733,551.75 : x
2. Step 2: Convert to fraction form
   338,880/733,551.75 = 733,551.75/x
3. Step 3: Cross multiply
   338,880x = 733,551.75 × 733,551.75
4. Step 4: Simplify right side
   338,880x = 538,098,169,928.06
5. Step 5: Solve for x
   x = 538,098,169,928.06/338,880
6. Step 6: Final answer
   x = 1,587,872.31