Finding the Fourth Proportional to 5,098.62, 7,648.78 and 1,811.02

Step by Step Solution

1. Step 1: Write the proportion equation
   5,098.62 : 7,648.78 = 1,811.02 : x
2. Step 2: Convert to fraction form
   5,098.62/7,648.78 = 1,811.02/x
3. Step 3: Cross multiply
   5,098.62x = 7,648.78 × 1,811.02
4. Step 4: Simplify right side
   5,098.62x = 13,852,093.56
5. Step 5: Solve for x
   x = 13,852,093.56/5,098.62
6. Step 6: Final answer
   x = 2,716.83