Finding the Third Proportional to 17,320.50 and 20,054.25

Step by Step Solution

1. Step 1: Write the proportion equation
   17,320.50 : 20,054.25 = 20,054.25 : x
2. Step 2: Convert to fraction form
   17,320.50/20,054.25 = 20,054.25/x
3. Step 3: Cross multiply
   17,320.50x = 20,054.25 × 20,054.25
4. Step 4: Simplify right side
   17,320.50x = 402,172,943.06
5. Step 5: Solve for x
   x = 402,172,943.06/17,320.50
6. Step 6: Final answer
   x = 23,219.48