Finding the Third Proportional to 13,761.56 and 20,633.06

Step by Step Solution

1. Step 1: Write the proportion equation
   13,761.56 : 20,633.06 = 20,633.06 : x
2. Step 2: Convert to fraction form
   13,761.56/20,633.06 = 20,633.06/x
3. Step 3: Cross multiply
   13,761.56x = 20,633.06 × 20,633.06
4. Step 4: Simplify right side
   13,761.56x = 425,723,268.13
5. Step 5: Solve for x
   x = 425,723,268.13/13,761.56
6. Step 6: Final answer
   x = 30,935.68