Finding the Fourth Proportional to 37,017.99, 55,510.29 and 18,290.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,017.99 : 55,510.29 = 18,290.72 : x
2. Step 2: Convert to fraction form
   37,017.99/55,510.29 = 18,290.72/x
3. Step 3: Cross multiply
   37,017.99x = 55,510.29 × 18,290.72
4. Step 4: Simplify right side
   37,017.99x = 1,015,323,171.51
5. Step 5: Solve for x
   x = 1,015,323,171.51/37,017.99
6. Step 6: Final answer
   x = 27,427.83