Finding the Fourth Proportional to 37,074.69, 51,158.16 and 21,158.19

Step by Step Solution

1. Step 1: Write the proportion equation
   37,074.69 : 51,158.16 = 21,158.19 : x
2. Step 2: Convert to fraction form
   37,074.69/51,158.16 = 21,158.19/x
3. Step 3: Cross multiply
   37,074.69x = 51,158.16 × 21,158.19
4. Step 4: Simplify right side
   37,074.69x = 1,082,414,069.33
5. Step 5: Solve for x
   x = 1,082,414,069.33/37,074.69
6. Step 6: Final answer
   x = 29,195.50