Finding the Fourth Proportional to 11,834.18, 16,332.94 and 7,800.45

Step by Step Solution

1. Step 1: Write the proportion equation
   11,834.18 : 16,332.94 = 7,800.45 : x
2. Step 2: Convert to fraction form
   11,834.18/16,332.94 = 7,800.45/x
3. Step 3: Cross multiply
   11,834.18x = 16,332.94 × 7,800.45
4. Step 4: Simplify right side
   11,834.18x = 127,404,281.82
5. Step 5: Solve for x
   x = 127,404,281.82/11,834.18
6. Step 6: Final answer
   x = 10,765.79