Finding the Third Proportional to 26,397.77 and 40,878.11

Step by Step Solution

1. Step 1: Write the proportion equation
   26,397.77 : 40,878.11 = 40,878.11 : x
2. Step 2: Convert to fraction form
   26,397.77/40,878.11 = 40,878.11/x
3. Step 3: Cross multiply
   26,397.77x = 40,878.11 × 40,878.11
4. Step 4: Simplify right side
   26,397.77x = 1,671,019,506.71
5. Step 5: Solve for x
   x = 1,671,019,506.71/26,397.77
6. Step 6: Final answer
   x = 63,301.53