Finding the Third Proportional to 10,143 and 14,843.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,143 : 14,843.25 = 14,843.25 : x
2. Step 2: Convert to fraction form
   10,143/14,843.25 = 14,843.25/x
3. Step 3: Cross multiply
   10,143x = 14,843.25 × 14,843.25
4. Step 4: Simplify right side
   10,143x = 220,322,070.56
5. Step 5: Solve for x
   x = 220,322,070.56/10,143
6. Step 6: Final answer
   x = 21,721.59