Finding the Fourth Proportional to 2,181.91, 3,012.16 and 1,477.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,181.91 : 3,012.16 = 1,477.48 : x
2. Step 2: Convert to fraction form
   2,181.91/3,012.16 = 1,477.48/x
3. Step 3: Cross multiply
   2,181.91x = 3,012.16 × 1,477.48
4. Step 4: Simplify right side
   2,181.91x = 4,450,406.16
5. Step 5: Solve for x
   x = 4,450,406.16/2,181.91
6. Step 6: Final answer
   x = 2,039.68