Finding the Fourth Proportional to 5,911.74, 8,158.77 and 3,553.83

Step by Step Solution

1. Step 1: Write the proportion equation
   5,911.74 : 8,158.77 = 3,553.83 : x
2. Step 2: Convert to fraction form
   5,911.74/8,158.77 = 3,553.83/x
3. Step 3: Cross multiply
   5,911.74x = 8,158.77 × 3,553.83
4. Step 4: Simplify right side
   5,911.74x = 28,994,881.59
5. Step 5: Solve for x
   x = 28,994,881.59/5,911.74
6. Step 6: Final answer
   x = 4,904.63