Finding the Fourth Proportional to 10,940.18, 16,406.76 and 4,698.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,940.18 : 16,406.76 = 4,698.50 : x
2. Step 2: Convert to fraction form
   10,940.18/16,406.76 = 4,698.50/x
3. Step 3: Cross multiply
   10,940.18x = 16,406.76 × 4,698.50
4. Step 4: Simplify right side
   10,940.18x = 77,087,161.86
5. Step 5: Solve for x
   x = 77,087,161.86/10,940.18
6. Step 6: Final answer
   x = 7,046.24