Finding the Fourth Proportional to 37,015.79, 55,528.31 and 12,058.37

Step by Step Solution

1. Step 1: Write the proportion equation
   37,015.79 : 55,528.31 = 12,058.37 : x
2. Step 2: Convert to fraction form
   37,015.79/55,528.31 = 12,058.37/x
3. Step 3: Cross multiply
   37,015.79x = 55,528.31 × 12,058.37
4. Step 4: Simplify right side
   37,015.79x = 669,580,569.52
5. Step 5: Solve for x
   x = 669,580,569.52/37,015.79
6. Step 6: Final answer
   x = 18,089.05