Finding the Fourth Proportional to 3,410.55, 5,116.51 and 1,219.22

Step by Step Solution

1. Step 1: Write the proportion equation
   3,410.55 : 5,116.51 = 1,219.22 : x
2. Step 2: Convert to fraction form
   3,410.55/5,116.51 = 1,219.22/x
3. Step 3: Cross multiply
   3,410.55x = 5,116.51 × 1,219.22
4. Step 4: Simplify right side
   3,410.55x = 6,238,151.32
5. Step 5: Solve for x
   x = 6,238,151.32/3,410.55
6. Step 6: Final answer
   x = 1,829.08