Finding the Fourth Proportional to 2,050.40, 3,066.18 and 1,530.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,050.40 : 3,066.18 = 1,530.74 : x
2. Step 2: Convert to fraction form
   2,050.40/3,066.18 = 1,530.74/x
3. Step 3: Cross multiply
   2,050.40x = 3,066.18 × 1,530.74
4. Step 4: Simplify right side
   2,050.40x = 4,693,524.37
5. Step 5: Solve for x
   x = 4,693,524.37/2,050.40
6. Step 6: Final answer
   x = 2,289.08