Finding the Fourth Proportional to 5,196.60, 7,790.27 and 2,272.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,196.60 : 7,790.27 = 2,272.59 : x
2. Step 2: Convert to fraction form
   5,196.60/7,790.27 = 2,272.59/x
3. Step 3: Cross multiply
   5,196.60x = 7,790.27 × 2,272.59
4. Step 4: Simplify right side
   5,196.60x = 17,704,078.34
5. Step 5: Solve for x
   x = 17,704,078.34/5,196.60
6. Step 6: Final answer
   x = 3,406.86