Finding the Fourth Proportional to 2,010.30, 2,771.36 and 1,478.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010.30 : 2,771.36 = 1,478.24 : x
2. Step 2: Convert to fraction form
   2,010.30/2,771.36 = 1,478.24/x
3. Step 3: Cross multiply
   2,010.30x = 2,771.36 × 1,478.24
4. Step 4: Simplify right side
   2,010.30x = 4,096,727.82
5. Step 5: Solve for x
   x = 4,096,727.82/2,010.30
6. Step 6: Final answer
   x = 2,037.87