Finding the Fourth Proportional to 3,622.52, 4,998.58 and 2,131.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,622.52 : 4,998.58 = 2,131.25 : x
2. Step 2: Convert to fraction form
   3,622.52/4,998.58 = 2,131.25/x
3. Step 3: Cross multiply
   3,622.52x = 4,998.58 × 2,131.25
4. Step 4: Simplify right side
   3,622.52x = 10,653,193.30
5. Step 5: Solve for x
   x = 10,653,193.30/3,622.52
6. Step 6: Final answer
   x = 2,940.82