Finding the Fourth Proportional to 6,892.88, 10,329.99 and 4,940.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,892.88 : 10,329.99 = 4,940.78 : x
2. Step 2: Convert to fraction form
   6,892.88/10,329.99 = 4,940.78/x
3. Step 3: Cross multiply
   6,892.88x = 10,329.99 × 4,940.78
4. Step 4: Simplify right side
   6,892.88x = 51,038,156.34
5. Step 5: Solve for x
   x = 51,038,156.34/6,892.88
6. Step 6: Final answer
   x = 7,404.48