Finding the Fourth Proportional to 2,427.47, 3,641.81 and 696.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,427.47 : 3,641.81 = 696.09 : x
2. Step 2: Convert to fraction form
   2,427.47/3,641.81 = 696.09/x
3. Step 3: Cross multiply
   2,427.47x = 3,641.81 × 696.09
4. Step 4: Simplify right side
   2,427.47x = 2,535,041.61
5. Step 5: Solve for x
   x = 2,535,041.61/2,427.47
6. Step 6: Final answer
   x = 1,044.31