Finding the Fourth Proportional to 7,301.77, 10,957.94 and 2,920.45

Step by Step Solution

1. Step 1: Write the proportion equation
   7,301.77 : 10,957.94 = 2,920.45 : x
2. Step 2: Convert to fraction form
   7,301.77/10,957.94 = 2,920.45/x
3. Step 3: Cross multiply
   7,301.77x = 10,957.94 × 2,920.45
4. Step 4: Simplify right side
   7,301.77x = 32,002,101.27
5. Step 5: Solve for x
   x = 32,002,101.27/7,301.77
6. Step 6: Final answer
   x = 4,382.79