Finding the Fourth Proportional to 10,087.30, 15,122.85 and 3,513.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,087.30 : 15,122.85 = 3,513.34 : x
2. Step 2: Convert to fraction form
   10,087.30/15,122.85 = 3,513.34/x
3. Step 3: Cross multiply
   10,087.30x = 15,122.85 × 3,513.34
4. Step 4: Simplify right side
   10,087.30x = 53,131,713.82
5. Step 5: Solve for x
   x = 53,131,713.82/10,087.30
6. Step 6: Final answer
   x = 5,267.19