Finding the Fourth Proportional to 9,776.55, 13,491.85 and 5,746.33

Step by Step Solution

1. Step 1: Write the proportion equation
   9,776.55 : 13,491.85 = 5,746.33 : x
2. Step 2: Convert to fraction form
   9,776.55/13,491.85 = 5,746.33/x
3. Step 3: Cross multiply
   9,776.55x = 13,491.85 × 5,746.33
4. Step 4: Simplify right side
   9,776.55x = 77,528,559.79
5. Step 5: Solve for x
   x = 77,528,559.79/9,776.55
6. Step 6: Final answer
   x = 7,930.05