Finding the Fourth Proportional to 2,535.30, 3,803.86 and 1,147.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,535.30 : 3,803.86 = 1,147.57 : x
2. Step 2: Convert to fraction form
   2,535.30/3,803.86 = 1,147.57/x
3. Step 3: Cross multiply
   2,535.30x = 3,803.86 × 1,147.57
4. Step 4: Simplify right side
   2,535.30x = 4,365,187.55
5. Step 5: Solve for x
   x = 4,365,187.55/2,535.30
6. Step 6: Final answer
   x = 1,721.76