Finding the Third Proportional to 4,885.31 and 10,350.28

Step by Step Solution

1. Step 1: Write the proportion equation
   4,885.31 : 10,350.28 = 10,350.28 : x
2. Step 2: Convert to fraction form
   4,885.31/10,350.28 = 10,350.28/x
3. Step 3: Cross multiply
   4,885.31x = 10,350.28 × 10,350.28
4. Step 4: Simplify right side
   4,885.31x = 107,128,321.95
5. Step 5: Solve for x
   x = 107,128,321.95/4,885.31
6. Step 6: Final answer
   x = 21,928.65