Finding the Third Proportional to 17,722.13 and 27,443.81

Step by Step Solution

1. Step 1: Write the proportion equation
   17,722.13 : 27,443.81 = 27,443.81 : x
2. Step 2: Convert to fraction form
   17,722.13/27,443.81 = 27,443.81/x
3. Step 3: Cross multiply
   17,722.13x = 27,443.81 × 27,443.81
4. Step 4: Simplify right side
   17,722.13x = 753,162,844.54
5. Step 5: Solve for x
   x = 753,162,844.54/17,722.13
6. Step 6: Final answer
   x = 42,498.45