Finding the Fourth Proportional to 2,980.45, 4,471.89 and 2,394.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,980.45 : 4,471.89 = 2,394.82 : x
2. Step 2: Convert to fraction form
   2,980.45/4,471.89 = 2,394.82/x
3. Step 3: Cross multiply
   2,980.45x = 4,471.89 × 2,394.82
4. Step 4: Simplify right side
   2,980.45x = 10,709,371.61
5. Step 5: Solve for x
   x = 10,709,371.61/2,980.45
6. Step 6: Final answer
   x = 3,593.21