Finding the Third Proportional to 26,866.69 and 43,405.88

Step by Step Solution

1. Step 1: Write the proportion equation
   26,866.69 : 43,405.88 = 43,405.88 : x
2. Step 2: Convert to fraction form
   26,866.69/43,405.88 = 43,405.88/x
3. Step 3: Cross multiply
   26,866.69x = 43,405.88 × 43,405.88
4. Step 4: Simplify right side
   26,866.69x = 1,884,069,984.52
5. Step 5: Solve for x
   x = 1,884,069,984.52/26,866.69
6. Step 6: Final answer
   x = 70,126.62