Finding the Third Proportional to 603,420 and 894,684.75

Step by Step Solution

1. Step 1: Write the proportion equation
   603,420 : 894,684.75 = 894,684.75 : x
2. Step 2: Convert to fraction form
   603,420/894,684.75 = 894,684.75/x
3. Step 3: Cross multiply
   603,420x = 894,684.75 × 894,684.75
4. Step 4: Simplify right side
   603,420x = 800,460,801,882.56
5. Step 5: Solve for x
   x = 800,460,801,882.56/603,420
6. Step 6: Final answer
   x = 1,326,540.06