Finding the Fourth Proportional to 2,591.46, 3,885.71 and 948.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591.46 : 3,885.71 = 948.51 : x
2. Step 2: Convert to fraction form
   2,591.46/3,885.71 = 948.51/x
3. Step 3: Cross multiply
   2,591.46x = 3,885.71 × 948.51
4. Step 4: Simplify right side
   2,591.46x = 3,685,630.05
5. Step 5: Solve for x
   x = 3,685,630.05/2,591.46
6. Step 6: Final answer
   x = 1,422.22