Finding the Third Proportional to 301,587.75 and 450,900

Step by Step Solution

1. Step 1: Write the proportion equation
   301,587.75 : 450,900 = 450,900 : x
2. Step 2: Convert to fraction form
   301,587.75/450,900 = 450,900/x
3. Step 3: Cross multiply
   301,587.75x = 450,900 × 450,900
4. Step 4: Simplify right side
   301,587.75x = 203,310,810,000
5. Step 5: Solve for x
   x = 203,310,810,000/301,587.75
6. Step 6: Final answer
   x = 674,134.84