Finding the Fourth Proportional to 28,959.42, 43,429.86 and 9,233.36

Step by Step Solution

1. Step 1: Write the proportion equation
   28,959.42 : 43,429.86 = 9,233.36 : x
2. Step 2: Convert to fraction form
   28,959.42/43,429.86 = 9,233.36/x
3. Step 3: Cross multiply
   28,959.42x = 43,429.86 × 9,233.36
4. Step 4: Simplify right side
   28,959.42x = 401,003,314.98
5. Step 5: Solve for x
   x = 401,003,314.98/28,959.42
6. Step 6: Final answer
   x = 13,847.08