Finding the Fourth Proportional to 5,087.55, 7,631.91 and 1,801.02

Step by Step Solution

1. Step 1: Write the proportion equation
   5,087.55 : 7,631.91 = 1,801.02 : x
2. Step 2: Convert to fraction form
   5,087.55/7,631.91 = 1,801.02/x
3. Step 3: Cross multiply
   5,087.55x = 7,631.91 × 1,801.02
4. Step 4: Simplify right side
   5,087.55x = 13,745,222.55
5. Step 5: Solve for x
   x = 13,745,222.55/5,087.55
6. Step 6: Final answer
   x = 2,701.74