Finding the Fourth Proportional to 8,501.34, 12,732.57 and 5,381.22

Step by Step Solution

1. Step 1: Write the proportion equation
   8,501.34 : 12,732.57 = 5,381.22 : x
2. Step 2: Convert to fraction form
   8,501.34/12,732.57 = 5,381.22/x
3. Step 3: Cross multiply
   8,501.34x = 12,732.57 × 5,381.22
4. Step 4: Simplify right side
   8,501.34x = 68,516,760.34
5. Step 5: Solve for x
   x = 68,516,760.34/8,501.34
6. Step 6: Final answer
   x = 8,059.52