Finding the Fourth Proportional to 10,153.02, 15,229.56 and 2,758.26

Step by Step Solution

1. Step 1: Write the proportion equation
   10,153.02 : 15,229.56 = 2,758.26 : x
2. Step 2: Convert to fraction form
   10,153.02/15,229.56 = 2,758.26/x
3. Step 3: Cross multiply
   10,153.02x = 15,229.56 × 2,758.26
4. Step 4: Simplify right side
   10,153.02x = 42,007,086.17
5. Step 5: Solve for x
   x = 42,007,086.17/10,153.02
6. Step 6: Final answer
   x = 4,137.40