Finding the Third Proportional to 14,311.13 and 21,053.25

Step by Step Solution

1. Step 1: Write the proportion equation
   14,311.13 : 21,053.25 = 21,053.25 : x
2. Step 2: Convert to fraction form
   14,311.13/21,053.25 = 21,053.25/x
3. Step 3: Cross multiply
   14,311.13x = 21,053.25 × 21,053.25
4. Step 4: Simplify right side
   14,311.13x = 443,239,335.56
5. Step 5: Solve for x
   x = 443,239,335.56/14,311.13
6. Step 6: Final answer
   x = 30,971.66