Finding the Third Proportional to 5,916.27 and 12,621.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,916.27 : 12,621.86 = 12,621.86 : x
2. Step 2: Convert to fraction form
   5,916.27/12,621.86 = 12,621.86/x
3. Step 3: Cross multiply
   5,916.27x = 12,621.86 × 12,621.86
4. Step 4: Simplify right side
   5,916.27x = 159,311,334.08
5. Step 5: Solve for x
   x = 159,311,334.08/5,916.27
6. Step 6: Final answer
   x = 26,927.68