Finding the Fourth Proportional to 1,849.72, 2,770.54 and 1,435.64

Step by Step Solution

1. Step 1: Write the proportion equation
   1,849.72 : 2,770.54 = 1,435.64 : x
2. Step 2: Convert to fraction form
   1,849.72/2,770.54 = 1,435.64/x
3. Step 3: Cross multiply
   1,849.72x = 2,770.54 × 1,435.64
4. Step 4: Simplify right side
   1,849.72x = 3,977,498.05
5. Step 5: Solve for x
   x = 3,977,498.05/1,849.72
6. Step 6: Final answer
   x = 2,150.32