Finding the Third Proportional to 13,258.69 and 26,901.81

Step by Step Solution

1. Step 1: Write the proportion equation
   13,258.69 : 26,901.81 = 26,901.81 : x
2. Step 2: Convert to fraction form
   13,258.69/26,901.81 = 26,901.81/x
3. Step 3: Cross multiply
   13,258.69x = 26,901.81 × 26,901.81
4. Step 4: Simplify right side
   13,258.69x = 723,707,305.61
5. Step 5: Solve for x
   x = 723,707,305.61/13,258.69
6. Step 6: Final answer
   x = 54,583.63