Finding the Fourth Proportional to 69,009.78, 95,236.92 and 42,147.93

Step by Step Solution

1. Step 1: Write the proportion equation
   69,009.78 : 95,236.92 = 42,147.93 : x
2. Step 2: Convert to fraction form
   69,009.78/95,236.92 = 42,147.93/x
3. Step 3: Cross multiply
   69,009.78x = 95,236.92 × 42,147.93
4. Step 4: Simplify right side
   69,009.78x = 4,014,039,037.58
5. Step 5: Solve for x
   x = 4,014,039,037.58/69,009.78
6. Step 6: Final answer
   x = 58,166.23