Finding the Fourth Proportional to 69,608.09, 96,042.53 and 42,383.86

Step by Step Solution

1. Step 1: Write the proportion equation
   69,608.09 : 96,042.53 = 42,383.86 : x
2. Step 2: Convert to fraction form
   69,608.09/96,042.53 = 42,383.86/x
3. Step 3: Cross multiply
   69,608.09x = 96,042.53 × 42,383.86
4. Step 4: Simplify right side
   69,608.09x = 4,070,653,011.42
5. Step 5: Solve for x
   x = 4,070,653,011.42/69,608.09
6. Step 6: Final answer
   x = 58,479.59