Finding the Fourth Proportional to 119,111.78, 178,662.72 and 30,367.46

Step by Step Solution

1. Step 1: Write the proportion equation
   119,111.78 : 178,662.72 = 30,367.46 : x
2. Step 2: Convert to fraction form
   119,111.78/178,662.72 = 30,367.46/x
3. Step 3: Cross multiply
   119,111.78x = 178,662.72 × 30,367.46
4. Step 4: Simplify right side
   119,111.78x = 5,425,533,003.09
5. Step 5: Solve for x
   x = 5,425,533,003.09/119,111.78
6. Step 6: Final answer
   x = 45,549.93