Finding the Fourth Proportional to 3,789.55, 5,689.64 and 1,941.99

Step by Step Solution

1. Step 1: Write the proportion equation
   3,789.55 : 5,689.64 = 1,941.99 : x
2. Step 2: Convert to fraction form
   3,789.55/5,689.64 = 1,941.99/x
3. Step 3: Cross multiply
   3,789.55x = 5,689.64 × 1,941.99
4. Step 4: Simplify right side
   3,789.55x = 11,049,185.83
5. Step 5: Solve for x
   x = 11,049,185.83/3,789.55
6. Step 6: Final answer
   x = 2,915.70