Finding the Fourth Proportional to 4,935.60, 7,398.72 and 1,646.42

Step by Step Solution

1. Step 1: Write the proportion equation
   4,935.60 : 7,398.72 = 1,646.42 : x
2. Step 2: Convert to fraction form
   4,935.60/7,398.72 = 1,646.42/x
3. Step 3: Cross multiply
   4,935.60x = 7,398.72 × 1,646.42
4. Step 4: Simplify right side
   4,935.60x = 12,181,363.59
5. Step 5: Solve for x
   x = 12,181,363.59/4,935.60
6. Step 6: Final answer
   x = 2,468.06