Finding the Fourth Proportional to 37,032.62, 55,479.18 and 18,290.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,032.62 : 55,479.18 = 18,290.72 : x
2. Step 2: Convert to fraction form
   37,032.62/55,479.18 = 18,290.72/x
3. Step 3: Cross multiply
   37,032.62x = 55,479.18 × 18,290.72
4. Step 4: Simplify right side
   37,032.62x = 1,014,754,147.21
5. Step 5: Solve for x
   x = 1,014,754,147.21/37,032.62
6. Step 6: Final answer
   x = 27,401.63