Finding the Fourth Proportional to 37,190.51, 51,322.72 and 20,194.61

Step by Step Solution

1. Step 1: Write the proportion equation
   37,190.51 : 51,322.72 = 20,194.61 : x
2. Step 2: Convert to fraction form
   37,190.51/51,322.72 = 20,194.61/x
3. Step 3: Cross multiply
   37,190.51x = 51,322.72 × 20,194.61
4. Step 4: Simplify right side
   37,190.51x = 1,036,442,081.50
5. Step 5: Solve for x
   x = 1,036,442,081.50/37,190.51
6. Step 6: Final answer
   x = 27,868.45