Finding the Third Proportional to 17,430.19 and 27,028.69

Step by Step Solution

1. Step 1: Write the proportion equation
   17,430.19 : 27,028.69 = 27,028.69 : x
2. Step 2: Convert to fraction form
   17,430.19/27,028.69 = 27,028.69/x
3. Step 3: Cross multiply
   17,430.19x = 27,028.69 × 27,028.69
4. Step 4: Simplify right side
   17,430.19x = 730,549,947.97
5. Step 5: Solve for x
   x = 730,549,947.97/17,430.19
6. Step 6: Final answer
   x = 41,912.91