Finding the Fourth Proportional to 2,906.98, 4,359.02 and 1,057.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,906.98 : 4,359.02 = 1,057.82 : x
2. Step 2: Convert to fraction form
   2,906.98/4,359.02 = 1,057.82/x
3. Step 3: Cross multiply
   2,906.98x = 4,359.02 × 1,057.82
4. Step 4: Simplify right side
   2,906.98x = 4,611,031.45
5. Step 5: Solve for x
   x = 4,611,031.45/2,906.98
6. Step 6: Final answer
   x = 1,586.19