Finding the Fourth Proportional to 4,950.72, 7,428.27 and 2,610.15

Step by Step Solution

1. Step 1: Write the proportion equation
   4,950.72 : 7,428.27 = 2,610.15 : x
2. Step 2: Convert to fraction form
   4,950.72/7,428.27 = 2,610.15/x
3. Step 3: Cross multiply
   4,950.72x = 7,428.27 × 2,610.15
4. Step 4: Simplify right side
   4,950.72x = 19,388,898.94
5. Step 5: Solve for x
   x = 19,388,898.94/4,950.72
6. Step 6: Final answer
   x = 3,916.38