Finding the Fourth Proportional to 6,906.99, 10,369.52 and 4,100.95

Step by Step Solution

1. Step 1: Write the proportion equation
   6,906.99 : 10,369.52 = 4,100.95 : x
2. Step 2: Convert to fraction form
   6,906.99/10,369.52 = 4,100.95/x
3. Step 3: Cross multiply
   6,906.99x = 10,369.52 × 4,100.95
4. Step 4: Simplify right side
   6,906.99x = 42,524,810.69
5. Step 5: Solve for x
   x = 42,524,810.69/6,906.99
6. Step 6: Final answer
   x = 6,156.78