Finding the Fourth Proportional to 10,103.72, 15,156.16 and 3,083.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,103.72 : 15,156.16 = 3,083.98 : x
2. Step 2: Convert to fraction form
   10,103.72/15,156.16 = 3,083.98/x
3. Step 3: Cross multiply
   10,103.72x = 15,156.16 × 3,083.98
4. Step 4: Simplify right side
   10,103.72x = 46,741,294.32
5. Step 5: Solve for x
   x = 46,741,294.32/10,103.72
6. Step 6: Final answer
   x = 4,626.15