Finding the Fourth Proportional to 2,200.01, 3,035.88 and 1,205.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,200.01 : 3,035.88 = 1,205.30 : x
2. Step 2: Convert to fraction form
   2,200.01/3,035.88 = 1,205.30/x
3. Step 3: Cross multiply
   2,200.01x = 3,035.88 × 1,205.30
4. Step 4: Simplify right side
   2,200.01x = 3,659,146.16
5. Step 5: Solve for x
   x = 3,659,146.16/2,200.01
6. Step 6: Final answer
   x = 1,663.24