Finding the Fourth Proportional to 2,093.46, 3,139.38 and 997.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,093.46 : 3,139.38 = 997.56 : x
2. Step 2: Convert to fraction form
   2,093.46/3,139.38 = 997.56/x
3. Step 3: Cross multiply
   2,093.46x = 3,139.38 × 997.56
4. Step 4: Simplify right side
   2,093.46x = 3,131,719.91
5. Step 5: Solve for x
   x = 3,131,719.91/2,093.46
6. Step 6: Final answer
   x = 1,495.95