Finding the Third Proportional to 13,813.98 and 21,199.38

Step by Step Solution

1. Step 1: Write the proportion equation
   13,813.98 : 21,199.38 = 21,199.38 : x
2. Step 2: Convert to fraction form
   13,813.98/21,199.38 = 21,199.38/x
3. Step 3: Cross multiply
   13,813.98x = 21,199.38 × 21,199.38
4. Step 4: Simplify right side
   13,813.98x = 449,413,583.20
5. Step 5: Solve for x
   x = 449,413,583.20/13,813.98
6. Step 6: Final answer
   x = 32,533.24