Finding the Fourth Proportional to 13,156.11, 19,733.22 and 5,364.72

Step by Step Solution

1. Step 1: Write the proportion equation
   13,156.11 : 19,733.22 = 5,364.72 : x
2. Step 2: Convert to fraction form
   13,156.11/19,733.22 = 5,364.72/x
3. Step 3: Cross multiply
   13,156.11x = 19,733.22 × 5,364.72
4. Step 4: Simplify right side
   13,156.11x = 105,863,200.00
5. Step 5: Solve for x
   x = 105,863,200.00/13,156.11
6. Step 6: Final answer
   x = 8,046.69