Finding the Third Proportional to 11,431.13 and 17,470.69

Step by Step Solution

1. Step 1: Write the proportion equation
   11,431.13 : 17,470.69 = 17,470.69 : x
2. Step 2: Convert to fraction form
   11,431.13/17,470.69 = 17,470.69/x
3. Step 3: Cross multiply
   11,431.13x = 17,470.69 × 17,470.69
4. Step 4: Simplify right side
   11,431.13x = 305,224,921.72
5. Step 5: Solve for x
   x = 305,224,921.72/11,431.13
6. Step 6: Final answer
   x = 26,701.21