Finding the Fourth Proportional to 8,762.53, 12,092.34 and 5,404.54

Step by Step Solution

1. Step 1: Write the proportion equation
   8,762.53 : 12,092.34 = 5,404.54 : x
2. Step 2: Convert to fraction form
   8,762.53/12,092.34 = 5,404.54/x
3. Step 3: Cross multiply
   8,762.53x = 12,092.34 × 5,404.54
4. Step 4: Simplify right side
   8,762.53x = 65,353,535.22
5. Step 5: Solve for x
   x = 65,353,535.22/8,762.53
6. Step 6: Final answer
   x = 7,458.30