Finding the Fourth Proportional to 5,091.76, 7,025.60 and 3,677.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,091.76 : 7,025.60 = 3,677.56 : x
2. Step 2: Convert to fraction form
   5,091.76/7,025.60 = 3,677.56/x
3. Step 3: Cross multiply
   5,091.76x = 7,025.60 × 3,677.56
4. Step 4: Simplify right side
   5,091.76x = 25,837,065.54
5. Step 5: Solve for x
   x = 25,837,065.54/5,091.76
6. Step 6: Final answer
   x = 5,074.29