Finding the Third Proportional to 2,476.31 and 5,499.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,476.31 : 5,499.38 = 5,499.38 : x
2. Step 2: Convert to fraction form
   2,476.31/5,499.38 = 5,499.38/x
3. Step 3: Cross multiply
   2,476.31x = 5,499.38 × 5,499.38
4. Step 4: Simplify right side
   2,476.31x = 30,243,125.39
5. Step 5: Solve for x
   x = 30,243,125.39/2,476.31
6. Step 6: Final answer
   x = 12,212.97