Finding the Fourth Proportional to 7,477.83, 10,320.01 and 4,121.33

Step by Step Solution

1. Step 1: Write the proportion equation
   7,477.83 : 10,320.01 = 4,121.33 : x
2. Step 2: Convert to fraction form
   7,477.83/10,320.01 = 4,121.33/x
3. Step 3: Cross multiply
   7,477.83x = 10,320.01 × 4,121.33
4. Step 4: Simplify right side
   7,477.83x = 42,532,104.91
5. Step 5: Solve for x
   x = 42,532,104.91/7,477.83
6. Step 6: Final answer
   x = 5,687.76