Finding the Third Proportional to 2,976.75 and 4,003.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,976.75 : 4,003.13 = 4,003.13 : x
2. Step 2: Convert to fraction form
   2,976.75/4,003.13 = 4,003.13/x
3. Step 3: Cross multiply
   2,976.75x = 4,003.13 × 4,003.13
4. Step 4: Simplify right side
   2,976.75x = 16,025,009.77
5. Step 5: Solve for x
   x = 16,025,009.77/2,976.75
6. Step 6: Final answer
   x = 5,383.39