Finding the Fourth Proportional to 7,613.34, 11,401.55 and 5,266.76

Step by Step Solution

1. Step 1: Write the proportion equation
   7,613.34 : 11,401.55 = 5,266.76 : x
2. Step 2: Convert to fraction form
   7,613.34/11,401.55 = 5,266.76/x
3. Step 3: Cross multiply
   7,613.34x = 11,401.55 × 5,266.76
4. Step 4: Simplify right side
   7,613.34x = 60,049,227.48
5. Step 5: Solve for x
   x = 60,049,227.48/7,613.34
6. Step 6: Final answer
   x = 7,887.37