Finding the Fourth Proportional to 5,160.72, 7,123.23 and 3,066.06

Step by Step Solution

1. Step 1: Write the proportion equation
   5,160.72 : 7,123.23 = 3,066.06 : x
2. Step 2: Convert to fraction form
   5,160.72/7,123.23 = 3,066.06/x
3. Step 3: Cross multiply
   5,160.72x = 7,123.23 × 3,066.06
4. Step 4: Simplify right side
   5,160.72x = 21,840,250.57
5. Step 5: Solve for x
   x = 21,840,250.57/5,160.72
6. Step 6: Final answer
   x = 4,232.02