Finding the Third Proportional to 14,590.13 and 17,470.69

Step by Step Solution

1. Step 1: Write the proportion equation
   14,590.13 : 17,470.69 = 17,470.69 : x
2. Step 2: Convert to fraction form
   14,590.13/17,470.69 = 17,470.69/x
3. Step 3: Cross multiply
   14,590.13x = 17,470.69 × 17,470.69
4. Step 4: Simplify right side
   14,590.13x = 305,224,921.72
5. Step 5: Solve for x
   x = 305,224,921.72/14,590.13
6. Step 6: Final answer
   x = 20,919.97