Finding the Fourth Proportional to 2,888.62, 4,333.61 and 940.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,888.62 : 4,333.61 = 940.82 : x
2. Step 2: Convert to fraction form
   2,888.62/4,333.61 = 940.82/x
3. Step 3: Cross multiply
   2,888.62x = 4,333.61 × 940.82
4. Step 4: Simplify right side
   2,888.62x = 4,077,127.64
5. Step 5: Solve for x
   x = 4,077,127.64/2,888.62
6. Step 6: Final answer
   x = 1,411.45