Finding the Fourth Proportional to 1,963.99, 2,710.89 and 1,167.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,963.99 : 2,710.89 = 1,167.88 : x
2. Step 2: Convert to fraction form
   1,963.99/2,710.89 = 1,167.88/x
3. Step 3: Cross multiply
   1,963.99x = 2,710.89 × 1,167.88
4. Step 4: Simplify right side
   1,963.99x = 3,165,989.24
5. Step 5: Solve for x
   x = 3,165,989.24/1,963.99
6. Step 6: Final answer
   x = 1,612.02