Finding the Fourth Proportional to 5,057.71, 7,587.27 and 1,770.05

Step by Step Solution

1. Step 1: Write the proportion equation
   5,057.71 : 7,587.27 = 1,770.05 : x
2. Step 2: Convert to fraction form
   5,057.71/7,587.27 = 1,770.05/x
3. Step 3: Cross multiply
   5,057.71x = 7,587.27 × 1,770.05
4. Step 4: Simplify right side
   5,057.71x = 13,429,866.23
5. Step 5: Solve for x
   x = 13,429,866.23/5,057.71
6. Step 6: Final answer
   x = 2,655.33