Finding the Third Proportional to 4,885.31 and 10,000.13

Step by Step Solution

1. Step 1: Write the proportion equation
   4,885.31 : 10,000.13 = 10,000.13 : x
2. Step 2: Convert to fraction form
   4,885.31/10,000.13 = 10,000.13/x
3. Step 3: Cross multiply
   4,885.31x = 10,000.13 × 10,000.13
4. Step 4: Simplify right side
   4,885.31x = 100,002,500.02
5. Step 5: Solve for x
   x = 100,002,500.02/4,885.31
6. Step 6: Final answer
   x = 20,470.03