Finding the Fourth Proportional to 2,505.98, 3,457.10 and 1,622.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505.98 : 3,457.10 = 1,622.07 : x
2. Step 2: Convert to fraction form
   2,505.98/3,457.10 = 1,622.07/x
3. Step 3: Cross multiply
   2,505.98x = 3,457.10 × 1,622.07
4. Step 4: Simplify right side
   2,505.98x = 5,607,662.25
5. Step 5: Solve for x
   x = 5,607,662.25/2,505.98
6. Step 6: Final answer
   x = 2,237.71