Finding the Third Proportional to 9,995.54 and 21,375.05

Step by Step Solution

1. Step 1: Write the proportion equation
   9,995.54 : 21,375.05 = 21,375.05 : x
2. Step 2: Convert to fraction form
   9,995.54/21,375.05 = 21,375.05/x
3. Step 3: Cross multiply
   9,995.54x = 21,375.05 × 21,375.05
4. Step 4: Simplify right side
   9,995.54x = 456,892,628.91
5. Step 5: Solve for x
   x = 456,892,628.91/9,995.54
6. Step 6: Final answer
   x = 45,709.64