Finding the Fourth Proportional to 6,773.57, 10,151.13 and 4,142

Step by Step Solution

1. Step 1: Write the proportion equation
   6,773.57 : 10,151.13 = 4,142 : x
2. Step 2: Convert to fraction form
   6,773.57/10,151.13 = 4,142/x
3. Step 3: Cross multiply
   6,773.57x = 10,151.13 × 4,142
4. Step 4: Simplify right side
   6,773.57x = 42,045,980.46
5. Step 5: Solve for x
   x = 42,045,980.46/6,773.57
6. Step 6: Final answer
   x = 6,207.36