Finding the Third Proportional to 10,200.30 and 21,955.43

Step by Step Solution

1. Step 1: Write the proportion equation
   10,200.30 : 21,955.43 = 21,955.43 : x
2. Step 2: Convert to fraction form
   10,200.30/21,955.43 = 21,955.43/x
3. Step 3: Cross multiply
   10,200.30x = 21,955.43 × 21,955.43
4. Step 4: Simplify right side
   10,200.30x = 482,040,892.76
5. Step 5: Solve for x
   x = 482,040,892.76/10,200.30
6. Step 6: Final answer
   x = 47,257.50