Finding the Fourth Proportional to 12,057.47, 18,089.01 and 3,737.05

Step by Step Solution

1. Step 1: Write the proportion equation
   12,057.47 : 18,089.01 = 3,737.05 : x
2. Step 2: Convert to fraction form
   12,057.47/18,089.01 = 3,737.05/x
3. Step 3: Cross multiply
   12,057.47x = 18,089.01 × 3,737.05
4. Step 4: Simplify right side
   12,057.47x = 67,599,534.82
5. Step 5: Solve for x
   x = 67,599,534.82/12,057.47
6. Step 6: Final answer
   x = 5,606.44