Finding the Third Proportional to 13,217.50 and 19,461.13

Step by Step Solution

1. Step 1: Write the proportion equation
   13,217.50 : 19,461.13 = 19,461.13 : x
2. Step 2: Convert to fraction form
   13,217.50/19,461.13 = 19,461.13/x
3. Step 3: Cross multiply
   13,217.50x = 19,461.13 × 19,461.13
4. Step 4: Simplify right side
   13,217.50x = 378,735,386.27
5. Step 5: Solve for x
   x = 378,735,386.27/13,217.50
6. Step 6: Final answer
   x = 28,654.09