Finding the Third Proportional to 104,066.25 and 215,517

Step by Step Solution

1. Step 1: Write the proportion equation
   104,066.25 : 215,517 = 215,517 : x
2. Step 2: Convert to fraction form
   104,066.25/215,517 = 215,517/x
3. Step 3: Cross multiply
   104,066.25x = 215,517 × 215,517
4. Step 4: Simplify right side
   104,066.25x = 46,447,577,289
5. Step 5: Solve for x
   x = 46,447,577,289/104,066.25
6. Step 6: Final answer
   x = 446,327.00