Finding the Fourth Proportional to 11,827.72, 16,324.13 and 7,112.00

Step by Step Solution

1. Step 1: Write the proportion equation
   11,827.72 : 16,324.13 = 7,112.00 : x
2. Step 2: Convert to fraction form
   11,827.72/16,324.13 = 7,112.00/x
3. Step 3: Cross multiply
   11,827.72x = 16,324.13 × 7,112.00
4. Step 4: Simplify right side
   11,827.72x = 116,097,271.15
5. Step 5: Solve for x
   x = 116,097,271.15/11,827.72
6. Step 6: Final answer
   x = 9,815.69