Finding the Third Proportional to 9,574.88 and 21,488.63

Step by Step Solution

1. Step 1: Write the proportion equation
   9,574.88 : 21,488.63 = 21,488.63 : x
2. Step 2: Convert to fraction form
   9,574.88/21,488.63 = 21,488.63/x
3. Step 3: Cross multiply
   9,574.88x = 21,488.63 × 21,488.63
4. Step 4: Simplify right side
   9,574.88x = 461,761,004.39
5. Step 5: Solve for x
   x = 461,761,004.39/9,574.88
6. Step 6: Final answer
   x = 48,226.32