Finding the Third Proportional to 5,110.31 and 7,916.06

Step by Step Solution

1. Step 1: Write the proportion equation
   5,110.31 : 7,916.06 = 7,916.06 : x
2. Step 2: Convert to fraction form
   5,110.31/7,916.06 = 7,916.06/x
3. Step 3: Cross multiply
   5,110.31x = 7,916.06 × 7,916.06
4. Step 4: Simplify right side
   5,110.31x = 62,664,045.50
5. Step 5: Solve for x
   x = 62,664,045.50/5,110.31
6. Step 6: Final answer
   x = 12,262.27