Finding the Fourth Proportional to 2,477.58, 3,417.27 and 2,103.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,477.58 : 3,417.27 = 2,103.97 : x
2. Step 2: Convert to fraction form
   2,477.58/3,417.27 = 2,103.97/x
3. Step 3: Cross multiply
   2,477.58x = 3,417.27 × 2,103.97
4. Step 4: Simplify right side
   2,477.58x = 7,189,833.56
5. Step 5: Solve for x
   x = 7,189,833.56/2,477.58
6. Step 6: Final answer
   x = 2,901.96