Finding the Fourth Proportional to 3,477.15, 5,216.58 and 1,137.29

Step by Step Solution

1. Step 1: Write the proportion equation
   3,477.15 : 5,216.58 = 1,137.29 : x
2. Step 2: Convert to fraction form
   3,477.15/5,216.58 = 1,137.29/x
3. Step 3: Cross multiply
   3,477.15x = 5,216.58 × 1,137.29
4. Step 4: Simplify right side
   3,477.15x = 5,932,764.27
5. Step 5: Solve for x
   x = 5,932,764.27/3,477.15
6. Step 6: Final answer
   x = 1,706.21