Finding the Third Proportional to 17,480.81 and 26,180.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,480.81 : 26,180.72 = 26,180.72 : x
2. Step 2: Convert to fraction form
   17,480.81/26,180.72 = 26,180.72/x
3. Step 3: Cross multiply
   17,480.81x = 26,180.72 × 26,180.72
4. Step 4: Simplify right side
   17,480.81x = 685,430,034.27
5. Step 5: Solve for x
   x = 685,430,034.27/17,480.81
6. Step 6: Final answer
   x = 39,210.42