Finding the Third Proportional to 13,698.75 and 20,116.13

Step by Step Solution

1. Step 1: Write the proportion equation
   13,698.75 : 20,116.13 = 20,116.13 : x
2. Step 2: Convert to fraction form
   13,698.75/20,116.13 = 20,116.13/x
3. Step 3: Cross multiply
   13,698.75x = 20,116.13 × 20,116.13
4. Step 4: Simplify right side
   13,698.75x = 404,658,485.02
5. Step 5: Solve for x
   x = 404,658,485.02/13,698.75
6. Step 6: Final answer
   x = 29,539.81