Finding the Fourth Proportional to 37,030.62, 55,476.18 and 18,288.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,030.62 : 55,476.18 = 18,288.72 : x
2. Step 2: Convert to fraction form
   37,030.62/55,476.18 = 18,288.72/x
3. Step 3: Cross multiply
   37,030.62x = 55,476.18 × 18,288.72
4. Step 4: Simplify right side
   37,030.62x = 1,014,588,322.69
5. Step 5: Solve for x
   x = 1,014,588,322.69/37,030.62
6. Step 6: Final answer
   x = 27,398.63