Finding the Fourth Proportional to 4,942.72, 7,410.84 and 1,610.56

Step by Step Solution

1. Step 1: Write the proportion equation
   4,942.72 : 7,410.84 = 1,610.56 : x
2. Step 2: Convert to fraction form
   4,942.72/7,410.84 = 1,610.56/x
3. Step 3: Cross multiply
   4,942.72x = 7,410.84 × 1,610.56
4. Step 4: Simplify right side
   4,942.72x = 11,935,602.47
5. Step 5: Solve for x
   x = 11,935,602.47/4,942.72
6. Step 6: Final answer
   x = 2,414.78