Finding the Fourth Proportional to 5,274.22, 7,911.57 and 1,764.52

Step by Step Solution

1. Step 1: Write the proportion equation
   5,274.22 : 7,911.57 = 1,764.52 : x
2. Step 2: Convert to fraction form
   5,274.22/7,911.57 = 1,764.52/x
3. Step 3: Cross multiply
   5,274.22x = 7,911.57 × 1,764.52
4. Step 4: Simplify right side
   5,274.22x = 13,960,123.50
5. Step 5: Solve for x
   x = 13,960,123.50/5,274.22
6. Step 6: Final answer
   x = 2,646.86