Finding the Third Proportional to 9,573.45 and 21,036.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,573.45 : 21,036.80 = 21,036.80 : x
2. Step 2: Convert to fraction form
   9,573.45/21,036.80 = 21,036.80/x
3. Step 3: Cross multiply
   9,573.45x = 21,036.80 × 21,036.80
4. Step 4: Simplify right side
   9,573.45x = 442,546,822.76
5. Step 5: Solve for x
   x = 442,546,822.76/9,573.45
6. Step 6: Final answer
   x = 46,226.47