Finding the Fourth Proportional to 4,934.72, 6,807.59 and 2,916.79

Step by Step Solution

1. Step 1: Write the proportion equation
   4,934.72 : 6,807.59 = 2,916.79 : x
2. Step 2: Convert to fraction form
   4,934.72/6,807.59 = 2,916.79/x
3. Step 3: Cross multiply
   4,934.72x = 6,807.59 × 2,916.79
4. Step 4: Simplify right side
   4,934.72x = 19,856,278.83
5. Step 5: Solve for x
   x = 19,856,278.83/4,934.72
6. Step 6: Final answer
   x = 4,023.79