Finding the Third Proportional to 13,699.13 and 16,267.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,699.13 : 16,267.50 = 16,267.50 : x
2. Step 2: Convert to fraction form
   13,699.13/16,267.50 = 16,267.50/x
3. Step 3: Cross multiply
   13,699.13x = 16,267.50 × 16,267.50
4. Step 4: Simplify right side
   13,699.13x = 264,631,556.25
5. Step 5: Solve for x
   x = 264,631,556.25/13,699.13
6. Step 6: Final answer
   x = 19,317.41