Finding the Third Proportional to 414,315 and 608,350.50

Step by Step Solution

1. Step 1: Write the proportion equation
   414,315 : 608,350.50 = 608,350.50 : x
2. Step 2: Convert to fraction form
   414,315/608,350.50 = 608,350.50/x
3. Step 3: Cross multiply
   414,315x = 608,350.50 × 608,350.50
4. Step 4: Simplify right side
   414,315x = 370,090,330,850.25
5. Step 5: Solve for x
   x = 370,090,330,850.25/414,315
6. Step 6: Final answer
   x = 893,258.34