Finding the Fourth Proportional to 115,272.78, 159,089.31 and 67,566.48

Step by Step Solution

1. Step 1: Write the proportion equation
   115,272.78 : 159,089.31 = 67,566.48 : x
2. Step 2: Convert to fraction form
   115,272.78/159,089.31 = 67,566.48/x
3. Step 3: Cross multiply
   115,272.78x = 159,089.31 × 67,566.48
4. Step 4: Simplify right side
   115,272.78x = 10,749,104,682.33
5. Step 5: Solve for x
   x = 10,749,104,682.33/115,272.78
6. Step 6: Final answer
   x = 93,249.29