Finding the Third Proportional to 13,993.88 and 21,666.94

Step by Step Solution

1. Step 1: Write the proportion equation
   13,993.88 : 21,666.94 = 21,666.94 : x
2. Step 2: Convert to fraction form
   13,993.88/21,666.94 = 21,666.94/x
3. Step 3: Cross multiply
   13,993.88x = 21,666.94 × 21,666.94
4. Step 4: Simplify right side
   13,993.88x = 469,456,180.63
5. Step 5: Solve for x
   x = 469,456,180.63/13,993.88
6. Step 6: Final answer
   x = 33,547.26