Finding the Fourth Proportional to 3,946.22, 5,913.69 and 2,898.00

Step by Step Solution

1. Step 1: Write the proportion equation
   3,946.22 : 5,913.69 = 2,898.00 : x
2. Step 2: Convert to fraction form
   3,946.22/5,913.69 = 2,898.00/x
3. Step 3: Cross multiply
   3,946.22x = 5,913.69 × 2,898.00
4. Step 4: Simplify right side
   3,946.22x = 17,137,829.56
5. Step 5: Solve for x
   x = 17,137,829.56/3,946.22
6. Step 6: Final answer
   x = 4,342.85