Finding the Fourth Proportional to 10,153.76, 14,031.33 and 7,329.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,153.76 : 14,031.33 = 7,329.79 : x
2. Step 2: Convert to fraction form
   10,153.76/14,031.33 = 7,329.79/x
3. Step 3: Cross multiply
   10,153.76x = 14,031.33 × 7,329.79
4. Step 4: Simplify right side
   10,153.76x = 102,846,692.37
5. Step 5: Solve for x
   x = 102,846,692.37/10,153.76
6. Step 6: Final answer
   x = 10,128.93