Finding the Fourth Proportional to 6,724.52, 10,077.55 and 3,430.69

Step by Step Solution

1. Step 1: Write the proportion equation
   6,724.52 : 10,077.55 = 3,430.69 : x
2. Step 2: Convert to fraction form
   6,724.52/10,077.55 = 3,430.69/x
3. Step 3: Cross multiply
   6,724.52x = 10,077.55 × 3,430.69
4. Step 4: Simplify right side
   6,724.52x = 34,572,950.01
5. Step 5: Solve for x
   x = 34,572,950.01/6,724.52
6. Step 6: Final answer
   x = 5,141.33