Finding the Fourth Proportional to 9,435.29, 14,151.51 and 2,860.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,435.29 : 14,151.51 = 2,860.72 : x
2. Step 2: Convert to fraction form
   9,435.29/14,151.51 = 2,860.72/x
3. Step 3: Cross multiply
   9,435.29x = 14,151.51 × 2,860.72
4. Step 4: Simplify right side
   9,435.29x = 40,483,472.31
5. Step 5: Solve for x
   x = 40,483,472.31/9,435.29
6. Step 6: Final answer
   x = 4,290.65