Finding the Third Proportional to 13,410.56 and 16,326.56

Step by Step Solution

1. Step 1: Write the proportion equation
   13,410.56 : 16,326.56 = 16,326.56 : x
2. Step 2: Convert to fraction form
   13,410.56/16,326.56 = 16,326.56/x
3. Step 3: Cross multiply
   13,410.56x = 16,326.56 × 16,326.56
4. Step 4: Simplify right side
   13,410.56x = 266,556,643.07
5. Step 5: Solve for x
   x = 266,556,643.07/13,410.56
6. Step 6: Final answer
   x = 19,876.62