Finding the Fourth Proportional to 7,066.38, 10,587.56 and 5,207.43

Step by Step Solution

1. Step 1: Write the proportion equation
   7,066.38 : 10,587.56 = 5,207.43 : x
2. Step 2: Convert to fraction form
   7,066.38/10,587.56 = 5,207.43/x
3. Step 3: Cross multiply
   7,066.38x = 10,587.56 × 5,207.43
4. Step 4: Simplify right side
   7,066.38x = 55,133,951.53
5. Step 5: Solve for x
   x = 55,133,951.53/7,066.38
6. Step 6: Final answer
   x = 7,802.29