Finding the Fourth Proportional to 5,411.81, 7,468.31 and 3,053.90

Step by Step Solution

1. Step 1: Write the proportion equation
   5,411.81 : 7,468.31 = 3,053.90 : x
2. Step 2: Convert to fraction form
   5,411.81/7,468.31 = 3,053.90/x
3. Step 3: Cross multiply
   5,411.81x = 7,468.31 × 3,053.90
4. Step 4: Simplify right side
   5,411.81x = 22,807,498.21
5. Step 5: Solve for x
   x = 22,807,498.21/5,411.81
6. Step 6: Final answer
   x = 4,214.39