Finding the Fourth Proportional to 2,505.82, 3,457.95 and 1,622.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505.82 : 3,457.95 = 1,622.11 : x
2. Step 2: Convert to fraction form
   2,505.82/3,457.95 = 1,622.11/x
3. Step 3: Cross multiply
   2,505.82x = 3,457.95 × 1,622.11
4. Step 4: Simplify right side
   2,505.82x = 5,609,175.27
5. Step 5: Solve for x
   x = 5,609,175.27/2,505.82
6. Step 6: Final answer
   x = 2,238.46