Finding the Fourth Proportional to 12,057.96, 18,089.76 and 3,737.54

Step by Step Solution

1. Step 1: Write the proportion equation
   12,057.96 : 18,089.76 = 3,737.54 : x
2. Step 2: Convert to fraction form
   12,057.96/18,089.76 = 3,737.54/x
3. Step 3: Cross multiply
   12,057.96x = 18,089.76 × 3,737.54
4. Step 4: Simplify right side
   12,057.96x = 67,611,201.59
5. Step 5: Solve for x
   x = 67,611,201.59/12,057.96
6. Step 6: Final answer
   x = 5,607.18