Finding the Third Proportional to 2,379 and 3,555.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,379 : 3,555.50 = 3,555.50 : x
2. Step 2: Convert to fraction form
   2,379/3,555.50 = 3,555.50/x
3. Step 3: Cross multiply
   2,379x = 3,555.50 × 3,555.50
4. Step 4: Simplify right side
   2,379x = 12,641,580.25
5. Step 5: Solve for x
   x = 12,641,580.25/2,379
6. Step 6: Final answer
   x = 5,313.82