Finding the Fourth Proportional to 19,156.71, 28,736.15 and 5,830.14

Step by Step Solution

1. Step 1: Write the proportion equation
   19,156.71 : 28,736.15 = 5,830.14 : x
2. Step 2: Convert to fraction form
   19,156.71/28,736.15 = 5,830.14/x
3. Step 3: Cross multiply
   19,156.71x = 28,736.15 × 5,830.14
4. Step 4: Simplify right side
   19,156.71x = 167,535,899.90
5. Step 5: Solve for x
   x = 167,535,899.90/19,156.71
6. Step 6: Final answer
   x = 8,745.54