Finding the Fourth Proportional to 159,978.05, 220,815.28 and 94,627.42

Step by Step Solution

1. Step 1: Write the proportion equation
   159,978.05 : 220,815.28 = 94,627.42 : x
2. Step 2: Convert to fraction form
   159,978.05/220,815.28 = 94,627.42/x
3. Step 3: Cross multiply
   159,978.05x = 220,815.28 × 94,627.42
4. Step 4: Simplify right side
   159,978.05x = 20,895,179,809.22
5. Step 5: Solve for x
   x = 20,895,179,809.22/159,978.05
6. Step 6: Final answer
   x = 130,612.79