Finding the Third Proportional to 26,640 and 54,196.88

Step by Step Solution

1. Step 1: Write the proportion equation
   26,640 : 54,196.88 = 54,196.88 : x
2. Step 2: Convert to fraction form
   26,640/54,196.88 = 54,196.88/x
3. Step 3: Cross multiply
   26,640x = 54,196.88 × 54,196.88
4. Step 4: Simplify right side
   26,640x = 2,937,301,259.77
5. Step 5: Solve for x
   x = 2,937,301,259.77/26,640
6. Step 6: Final answer
   x = 110,259.06