Finding the Third Proportional to 2,669.20 and 5,873.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,669.20 : 5,873.77 = 5,873.77 : x
2. Step 2: Convert to fraction form
   2,669.20/5,873.77 = 5,873.77/x
3. Step 3: Cross multiply
   2,669.20x = 5,873.77 × 5,873.77
4. Step 4: Simplify right side
   2,669.20x = 34,501,122.62
5. Step 5: Solve for x
   x = 34,501,122.62/2,669.20
6. Step 6: Final answer
   x = 12,925.63