Finding the Fourth Proportional to 12,060.72, 18,093.87 and 3,740.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,060.72 : 18,093.87 = 3,740.31 : x
2. Step 2: Convert to fraction form
   12,060.72/18,093.87 = 3,740.31/x
3. Step 3: Cross multiply
   12,060.72x = 18,093.87 × 3,740.31
4. Step 4: Simplify right side
   12,060.72x = 67,676,682.90
5. Step 5: Solve for x
   x = 67,676,682.90/12,060.72
6. Step 6: Final answer
   x = 5,611.33