Finding the Third Proportional to 215,410.50 and 452,864.25

Step by Step Solution

1. Step 1: Write the proportion equation
   215,410.50 : 452,864.25 = 452,864.25 : x
2. Step 2: Convert to fraction form
   215,410.50/452,864.25 = 452,864.25/x
3. Step 3: Cross multiply
   215,410.50x = 452,864.25 × 452,864.25
4. Step 4: Simplify right side
   215,410.50x = 205,086,028,928.06
5. Step 5: Solve for x
   x = 205,086,028,928.06/215,410.50
6. Step 6: Final answer
   x = 952,070.72