Finding the Third Proportional to 11,152.05 and 16,419.90

Step by Step Solution

1. Step 1: Write the proportion equation
   11,152.05 : 16,419.90 = 16,419.90 : x
2. Step 2: Convert to fraction form
   11,152.05/16,419.90 = 16,419.90/x
3. Step 3: Cross multiply
   11,152.05x = 16,419.90 × 16,419.90
4. Step 4: Simplify right side
   11,152.05x = 269,613,192.98
5. Step 5: Solve for x
   x = 269,613,192.98/11,152.05
6. Step 6: Final answer
   x = 24,176.10