Finding the Third Proportional to 4,858.25 and 10,459.88

Step by Step Solution

1. Step 1: Write the proportion equation
   4,858.25 : 10,459.88 = 10,459.88 : x
2. Step 2: Convert to fraction form
   4,858.25/10,459.88 = 10,459.88/x
3. Step 3: Cross multiply
   4,858.25x = 10,459.88 × 10,459.88
4. Step 4: Simplify right side
   4,858.25x = 109,408,985.02
5. Step 5: Solve for x
   x = 109,408,985.02/4,858.25
6. Step 6: Final answer
   x = 22,520.25