Finding the Fourth Proportional to 69,007.78, 95,234.16 and 42,145.93

Step by Step Solution

1. Step 1: Write the proportion equation
   69,007.78 : 95,234.16 = 42,145.93 : x
2. Step 2: Convert to fraction form
   69,007.78/95,234.16 = 42,145.93/x
3. Step 3: Cross multiply
   69,007.78x = 95,234.16 × 42,145.93
4. Step 4: Simplify right side
   69,007.78x = 4,013,732,240.97
5. Step 5: Solve for x
   x = 4,013,732,240.97/69,007.78
6. Step 6: Final answer
   x = 58,163.47