Finding the Fourth Proportional to 4,901.92, 7,345.59 and 3,864.45

Step by Step Solution

1. Step 1: Write the proportion equation
   4,901.92 : 7,345.59 = 3,864.45 : x
2. Step 2: Convert to fraction form
   4,901.92/7,345.59 = 3,864.45/x
3. Step 3: Cross multiply
   4,901.92x = 7,345.59 × 3,864.45
4. Step 4: Simplify right side
   4,901.92x = 28,386,665.28
5. Step 5: Solve for x
   x = 28,386,665.28/4,901.92
6. Step 6: Final answer
   x = 5,790.93