Finding the Fourth Proportional to 6,767.97, 10,155.59 and 5,124.12

Step by Step Solution

1. Step 1: Write the proportion equation
   6,767.97 : 10,155.59 = 5,124.12 : x
2. Step 2: Convert to fraction form
   6,767.97/10,155.59 = 5,124.12/x
3. Step 3: Cross multiply
   6,767.97x = 10,155.59 × 5,124.12
4. Step 4: Simplify right side
   6,767.97x = 52,038,461.83
5. Step 5: Solve for x
   x = 52,038,461.83/6,767.97
6. Step 6: Final answer
   x = 7,688.93