Finding the Third Proportional to 13,386.52 and 28,509.47

Step by Step Solution

1. Step 1: Write the proportion equation
   13,386.52 : 28,509.47 = 28,509.47 : x
2. Step 2: Convert to fraction form
   13,386.52/28,509.47 = 28,509.47/x
3. Step 3: Cross multiply
   13,386.52x = 28,509.47 × 28,509.47
4. Step 4: Simplify right side
   13,386.52x = 812,789,808.41
5. Step 5: Solve for x
   x = 812,789,808.41/13,386.52
6. Step 6: Final answer
   x = 60,717.06