Finding the Fourth Proportional to 11,204.62, 15,435.81 and 7,841.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,204.62 : 15,435.81 = 7,841.50 : x
2. Step 2: Convert to fraction form
   11,204.62/15,435.81 = 7,841.50/x
3. Step 3: Cross multiply
   11,204.62x = 15,435.81 × 7,841.50
4. Step 4: Simplify right side
   11,204.62x = 121,039,904.12
5. Step 5: Solve for x
   x = 121,039,904.12/11,204.62
6. Step 6: Final answer
   x = 10,802.68