Finding the Fourth Proportional to 6,688.56, 10,029.78 and 3,401.04

Step by Step Solution

1. Step 1: Write the proportion equation
   6,688.56 : 10,029.78 = 3,401.04 : x
2. Step 2: Convert to fraction form
   6,688.56/10,029.78 = 3,401.04/x
3. Step 3: Cross multiply
   6,688.56x = 10,029.78 × 3,401.04
4. Step 4: Simplify right side
   6,688.56x = 34,111,682.97
5. Step 5: Solve for x
   x = 34,111,682.97/6,688.56
6. Step 6: Final answer
   x = 5,100.00