Finding the Fourth Proportional to 6,061.40, 8,349.72 and 5,066.36

Step by Step Solution

1. Step 1: Write the proportion equation
   6,061.40 : 8,349.72 = 5,066.36 : x
2. Step 2: Convert to fraction form
   6,061.40/8,349.72 = 5,066.36/x
3. Step 3: Cross multiply
   6,061.40x = 8,349.72 × 5,066.36
4. Step 4: Simplify right side
   6,061.40x = 42,302,687.42
5. Step 5: Solve for x
   x = 42,302,687.42/6,061.40
6. Step 6: Final answer
   x = 6,979.03