Finding the Third Proportional to 13,757.06 and 21,866.63

Step by Step Solution

1. Step 1: Write the proportion equation
   13,757.06 : 21,866.63 = 21,866.63 : x
2. Step 2: Convert to fraction form
   13,757.06/21,866.63 = 21,866.63/x
3. Step 3: Cross multiply
   13,757.06x = 21,866.63 × 21,866.63
4. Step 4: Simplify right side
   13,757.06x = 478,149,288.89
5. Step 5: Solve for x
   x = 478,149,288.89/13,757.06
6. Step 6: Final answer
   x = 34,756.64