Finding the Fourth Proportional to 10,156.52, 15,235.54 and 2,761.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,156.52 : 15,235.54 = 2,761.56 : x
2. Step 2: Convert to fraction form
   10,156.52/15,235.54 = 2,761.56/x
3. Step 3: Cross multiply
   10,156.52x = 15,235.54 × 2,761.56
4. Step 4: Simplify right side
   10,156.52x = 42,073,850.94
5. Step 5: Solve for x
   x = 42,073,850.94/10,156.52
6. Step 6: Final answer
   x = 4,142.54