Finding the Fourth Proportional to 11,384.32, 17,081.76 and 4,812.04

Step by Step Solution

1. Step 1: Write the proportion equation
   11,384.32 : 17,081.76 = 4,812.04 : x
2. Step 2: Convert to fraction form
   11,384.32/17,081.76 = 4,812.04/x
3. Step 3: Cross multiply
   11,384.32x = 17,081.76 × 4,812.04
4. Step 4: Simplify right side
   11,384.32x = 82,198,112.39
5. Step 5: Solve for x
   x = 82,198,112.39/11,384.32
6. Step 6: Final answer
   x = 7,220.29