Finding the Third Proportional to 8,953.88 and 21,061.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,953.88 : 21,061.69 = 21,061.69 : x
2. Step 2: Convert to fraction form
   8,953.88/21,061.69 = 21,061.69/x
3. Step 3: Cross multiply
   8,953.88x = 21,061.69 × 21,061.69
4. Step 4: Simplify right side
   8,953.88x = 443,594,680.35
5. Step 5: Solve for x
   x = 443,594,680.35/8,953.88
6. Step 6: Final answer
   x = 49,542.20