Finding the Fourth Proportional to 2,205.05, 3,043.01 and 1,210.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,205.05 : 3,043.01 = 1,210.32 : x
2. Step 2: Convert to fraction form
   2,205.05/3,043.01 = 1,210.32/x
3. Step 3: Cross multiply
   2,205.05x = 3,043.01 × 1,210.32
4. Step 4: Simplify right side
   2,205.05x = 3,683,015.86
5. Step 5: Solve for x
   x = 3,683,015.86/2,205.05
6. Step 6: Final answer
   x = 1,670.27