Finding the Fourth Proportional to 12,732.29, 19,087.57 and 4,830.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,732.29 : 19,087.57 = 4,830.38 : x
2. Step 2: Convert to fraction form
   12,732.29/19,087.57 = 4,830.38/x
3. Step 3: Cross multiply
   12,732.29x = 19,087.57 × 4,830.38
4. Step 4: Simplify right side
   12,732.29x = 92,200,319.51
5. Step 5: Solve for x
   x = 92,200,319.51/12,732.29
6. Step 6: Final answer
   x = 7,241.46