Finding the Fourth Proportional to 11,870.01, 16,380.50 and 6,834.17

Step by Step Solution

1. Step 1: Write the proportion equation
   11,870.01 : 16,380.50 = 6,834.17 : x
2. Step 2: Convert to fraction form
   11,870.01/16,380.50 = 6,834.17/x
3. Step 3: Cross multiply
   11,870.01x = 16,380.50 × 6,834.17
4. Step 4: Simplify right side
   11,870.01x = 111,947,128.47
5. Step 5: Solve for x
   x = 111,947,128.47/11,870.01
6. Step 6: Final answer
   x = 9,431.09