Finding the Fourth Proportional to 2,147.90, 2,964.74 and 1,484.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,147.90 : 2,964.74 = 1,484.10 : x
2. Step 2: Convert to fraction form
   2,147.90/2,964.74 = 1,484.10/x
3. Step 3: Cross multiply
   2,147.90x = 2,964.74 × 1,484.10
4. Step 4: Simplify right side
   2,147.90x = 4,399,963.21
5. Step 5: Solve for x
   x = 4,399,963.21/2,147.90
6. Step 6: Final answer
   x = 2,048.50