Finding the Fourth Proportional to 8,811.34, 12,159.96 and 5,034.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,811.34 : 12,159.96 = 5,034.50 : x
2. Step 2: Convert to fraction form
   8,811.34/12,159.96 = 5,034.50/x
3. Step 3: Cross multiply
   8,811.34x = 12,159.96 × 5,034.50
4. Step 4: Simplify right side
   8,811.34x = 61,219,318.62
5. Step 5: Solve for x
   x = 61,219,318.62/8,811.34
6. Step 6: Final answer
   x = 6,947.79