Finding the Third Proportional to 17,518.50 and 20,070

Step by Step Solution

1. Step 1: Write the proportion equation
   17,518.50 : 20,070 = 20,070 : x
2. Step 2: Convert to fraction form
   17,518.50/20,070 = 20,070/x
3. Step 3: Cross multiply
   17,518.50x = 20,070 × 20,070
4. Step 4: Simplify right side
   17,518.50x = 402,804,900
5. Step 5: Solve for x
   x = 402,804,900/17,518.50
6. Step 6: Final answer
   x = 22,993.12