Finding the Third Proportional to 9,801.56 and 21,479.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,801.56 : 21,479.06 = 21,479.06 : x
2. Step 2: Convert to fraction form
   9,801.56/21,479.06 = 21,479.06/x
3. Step 3: Cross multiply
   9,801.56x = 21,479.06 × 21,479.06
4. Step 4: Simplify right side
   9,801.56x = 461,350,125.88
5. Step 5: Solve for x
   x = 461,350,125.88/9,801.56
6. Step 6: Final answer
   x = 47,069.04