Finding the Fourth Proportional to 1,941.64, 2,913 and 1,076.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,941.64 : 2,913 = 1,076.56 : x
2. Step 2: Convert to fraction form
   1,941.64/2,913 = 1,076.56/x
3. Step 3: Cross multiply
   1,941.64x = 2,913 × 1,076.56
4. Step 4: Simplify right side
   1,941.64x = 3,136,019.28
5. Step 5: Solve for x
   x = 3,136,019.28/1,941.64
6. Step 6: Final answer
   x = 1,615.14