Finding the Third Proportional to 26,259.47 and 39,407.91

Step by Step Solution

1. Step 1: Write the proportion equation
   26,259.47 : 39,407.91 = 39,407.91 : x
2. Step 2: Convert to fraction form
   26,259.47/39,407.91 = 39,407.91/x
3. Step 3: Cross multiply
   26,259.47x = 39,407.91 × 39,407.91
4. Step 4: Simplify right side
   26,259.47x = 1,552,983,075.01
5. Step 5: Solve for x
   x = 1,552,983,075.01/26,259.47
6. Step 6: Final answer
   x = 59,139.93