Finding the Fourth Proportional to 7,924.76, 10,931.79 and 5,092.56

Step by Step Solution

1. Step 1: Write the proportion equation
   7,924.76 : 10,931.79 = 5,092.56 : x
2. Step 2: Convert to fraction form
   7,924.76/10,931.79 = 5,092.56/x
3. Step 3: Cross multiply
   7,924.76x = 10,931.79 × 5,092.56
4. Step 4: Simplify right side
   7,924.76x = 55,670,796.48
5. Step 5: Solve for x
   x = 55,670,796.48/7,924.76
6. Step 6: Final answer
   x = 7,024.92