Finding the Third Proportional to 13,483.13 and 20,602.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,483.13 : 20,602.69 = 20,602.69 : x
2. Step 2: Convert to fraction form
   13,483.13/20,602.69 = 20,602.69/x
3. Step 3: Cross multiply
   13,483.13x = 20,602.69 × 20,602.69
4. Step 4: Simplify right side
   13,483.13x = 424,470,732.22
5. Step 5: Solve for x
   x = 424,470,732.22/13,483.13
6. Step 6: Final answer
   x = 31,481.63