Finding the Fourth Proportional to 10,059.94, 15,087.57 and 3,820.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,059.94 : 15,087.57 = 3,820.69 : x
2. Step 2: Convert to fraction form
   10,059.94/15,087.57 = 3,820.69/x
3. Step 3: Cross multiply
   10,059.94x = 15,087.57 × 3,820.69
4. Step 4: Simplify right side
   10,059.94x = 57,644,927.82
5. Step 5: Solve for x
   x = 57,644,927.82/10,059.94
6. Step 6: Final answer
   x = 5,730.15