Finding the Fourth Proportional to 2,340.48, 3,510.41 and 696.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,340.48 : 3,510.41 = 696.72 : x
2. Step 2: Convert to fraction form
   2,340.48/3,510.41 = 696.72/x
3. Step 3: Cross multiply
   2,340.48x = 3,510.41 × 696.72
4. Step 4: Simplify right side
   2,340.48x = 2,445,769.37
5. Step 5: Solve for x
   x = 2,445,769.37/2,340.48
6. Step 6: Final answer
   x = 1,044.99