Finding the Fourth Proportional to 8,741.68, 12,063.59 and 5,156.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,741.68 : 12,063.59 = 5,156.72 : x
2. Step 2: Convert to fraction form
   8,741.68/12,063.59 = 5,156.72/x
3. Step 3: Cross multiply
   8,741.68x = 12,063.59 × 5,156.72
4. Step 4: Simplify right side
   8,741.68x = 62,208,508.40
5. Step 5: Solve for x
   x = 62,208,508.40/8,741.68
6. Step 6: Final answer
   x = 7,116.31