Finding the Fourth Proportional to 36,429.98, 54,648.61 and 10,134.72

Step by Step Solution

1. Step 1: Write the proportion equation
   36,429.98 : 54,648.61 = 10,134.72 : x
2. Step 2: Convert to fraction form
   36,429.98/54,648.61 = 10,134.72/x
3. Step 3: Cross multiply
   36,429.98x = 54,648.61 × 10,134.72
4. Step 4: Simplify right side
   36,429.98x = 553,848,360.74
5. Step 5: Solve for x
   x = 553,848,360.74/36,429.98
6. Step 6: Final answer
   x = 15,203.09