Finding the Fourth Proportional to 2,919.42, 4,381.01 and 1,164.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,919.42 : 4,381.01 = 1,164.15 : x
2. Step 2: Convert to fraction form
   2,919.42/4,381.01 = 1,164.15/x
3. Step 3: Cross multiply
   2,919.42x = 4,381.01 × 1,164.15
4. Step 4: Simplify right side
   2,919.42x = 5,100,146.97
5. Step 5: Solve for x
   x = 5,100,146.97/2,919.42
6. Step 6: Final answer
   x = 1,746.97