Finding the Fourth Proportional to 2,196.01, 3,030.37 and 1,201.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.01 : 3,030.37 = 1,201.09 : x
2. Step 2: Convert to fraction form
   2,196.01/3,030.37 = 1,201.09/x
3. Step 3: Cross multiply
   2,196.01x = 3,030.37 × 1,201.09
4. Step 4: Simplify right side
   2,196.01x = 3,639,747.10
5. Step 5: Solve for x
   x = 3,639,747.10/2,196.01
6. Step 6: Final answer
   x = 1,657.44