Finding the Fourth Proportional to 10,101.63, 15,153.71 and 3,439.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,101.63 : 15,153.71 = 3,439.25 : x
2. Step 2: Convert to fraction form
   10,101.63/15,153.71 = 3,439.25/x
3. Step 3: Cross multiply
   10,101.63x = 15,153.71 × 3,439.25
4. Step 4: Simplify right side
   10,101.63x = 52,117,304.15
5. Step 5: Solve for x
   x = 52,117,304.15/10,101.63
6. Step 6: Final answer
   x = 5,159.30