Finding the Third Proportional to 13,147.63 and 19,260.12

Step by Step Solution

1. Step 1: Write the proportion equation
   13,147.63 : 19,260.12 = 19,260.12 : x
2. Step 2: Convert to fraction form
   13,147.63/19,260.12 = 19,260.12/x
3. Step 3: Cross multiply
   13,147.63x = 19,260.12 × 19,260.12
4. Step 4: Simplify right side
   13,147.63x = 370,952,339.78
5. Step 5: Solve for x
   x = 370,952,339.78/13,147.63
6. Step 6: Final answer
   x = 28,214.39