Finding the Fourth Proportional to 13,091.34, 18,062.82 and 8,056.38

Step by Step Solution

1. Step 1: Write the proportion equation
   13,091.34 : 18,062.82 = 8,056.38 : x
2. Step 2: Convert to fraction form
   13,091.34/18,062.82 = 8,056.38/x
3. Step 3: Cross multiply
   13,091.34x = 18,062.82 × 8,056.38
4. Step 4: Simplify right side
   13,091.34x = 145,520,941.79
5. Step 5: Solve for x
   x = 145,520,941.79/13,091.34
6. Step 6: Final answer
   x = 11,115.82