Finding the Fourth Proportional to 5,424.51, 7,485.83 and 3,066.63

Step by Step Solution

1. Step 1: Write the proportion equation
   5,424.51 : 7,485.83 = 3,066.63 : x
2. Step 2: Convert to fraction form
   5,424.51/7,485.83 = 3,066.63/x
3. Step 3: Cross multiply
   5,424.51x = 7,485.83 × 3,066.63
4. Step 4: Simplify right side
   5,424.51x = 22,956,255.52
5. Step 5: Solve for x
   x = 22,956,255.52/5,424.51
6. Step 6: Final answer
   x = 4,231.95