Finding the Third Proportional to 26,318.81 and 57,557.81

Step by Step Solution

1. Step 1: Write the proportion equation
   26,318.81 : 57,557.81 = 57,557.81 : x
2. Step 2: Convert to fraction form
   26,318.81/57,557.81 = 57,557.81/x
3. Step 3: Cross multiply
   26,318.81x = 57,557.81 × 57,557.81
4. Step 4: Simplify right side
   26,318.81x = 3,312,901,779.79
5. Step 5: Solve for x
   x = 3,312,901,779.79/26,318.81
6. Step 6: Final answer
   x = 125,875.81