Finding the Fourth Proportional to 2,798.01, 4,195.76 and 923.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,798.01 : 4,195.76 = 923.31 : x
2. Step 2: Convert to fraction form
   2,798.01/4,195.76 = 923.31/x
3. Step 3: Cross multiply
   2,798.01x = 4,195.76 × 923.31
4. Step 4: Simplify right side
   2,798.01x = 3,873,982.55
5. Step 5: Solve for x
   x = 3,873,982.55/2,798.01
6. Step 6: Final answer
   x = 1,384.55