Finding the Third Proportional to 454,875 and 712,168.50

Step by Step Solution

1. Step 1: Write the proportion equation
   454,875 : 712,168.50 = 712,168.50 : x
2. Step 2: Convert to fraction form
   454,875/712,168.50 = 712,168.50/x
3. Step 3: Cross multiply
   454,875x = 712,168.50 × 712,168.50
4. Step 4: Simplify right side
   454,875x = 507,183,972,392.25
5. Step 5: Solve for x
   x = 507,183,972,392.25/454,875
6. Step 6: Final answer
   x = 1,114,996.37