Finding the Third Proportional to 15,643.13 and 33,362.72

Step by Step Solution

1. Step 1: Write the proportion equation
   15,643.13 : 33,362.72 = 33,362.72 : x
2. Step 2: Convert to fraction form
   15,643.13/33,362.72 = 33,362.72/x
3. Step 3: Cross multiply
   15,643.13x = 33,362.72 × 33,362.72
4. Step 4: Simplify right side
   15,643.13x = 1,113,071,002.39
5. Step 5: Solve for x
   x = 1,113,071,002.39/15,643.13
6. Step 6: Final answer
   x = 71,154.01