Finding the Fourth Proportional to 64,269.69, 96,424.22 and 28,760.89

Step by Step Solution

1. Step 1: Write the proportion equation
   64,269.69 : 96,424.22 = 28,760.89 : x
2. Step 2: Convert to fraction form
   64,269.69/96,424.22 = 28,760.89/x
3. Step 3: Cross multiply
   64,269.69x = 96,424.22 × 28,760.89
4. Step 4: Simplify right side
   64,269.69x = 2,773,245,758.83
5. Step 5: Solve for x
   x = 2,773,245,758.83/64,269.69
6. Step 6: Final answer
   x = 43,150.14