Finding the Third Proportional to 13,240.13 and 27,128.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,240.13 : 27,128.25 = 27,128.25 : x
2. Step 2: Convert to fraction form
   13,240.13/27,128.25 = 27,128.25/x
3. Step 3: Cross multiply
   13,240.13x = 27,128.25 × 27,128.25
4. Step 4: Simplify right side
   13,240.13x = 735,941,948.06
5. Step 5: Solve for x
   x = 735,941,948.06/13,240.13
6. Step 6: Final answer
   x = 55,584.21