Finding the Third Proportional to 215,291.25 and 465,030

Step by Step Solution

1. Step 1: Write the proportion equation
   215,291.25 : 465,030 = 465,030 : x
2. Step 2: Convert to fraction form
   215,291.25/465,030 = 465,030/x
3. Step 3: Cross multiply
   215,291.25x = 465,030 × 465,030
4. Step 4: Simplify right side
   215,291.25x = 216,252,900,900
5. Step 5: Solve for x
   x = 216,252,900,900/215,291.25
6. Step 6: Final answer
   x = 1,004,466.74