Finding the Fourth Proportional to 162,903.78, 244,205.30 and 113,007.42

Step by Step Solution

1. Step 1: Write the proportion equation
   162,903.78 : 244,205.30 = 113,007.42 : x
2. Step 2: Convert to fraction form
   162,903.78/244,205.30 = 113,007.42/x
3. Step 3: Cross multiply
   162,903.78x = 244,205.30 × 113,007.42
4. Step 4: Simplify right side
   162,903.78x = 27,597,010,903.33
5. Step 5: Solve for x
   x = 27,597,010,903.33/162,903.78
6. Step 6: Final answer
   x = 169,406.82