Finding the Fourth Proportional to 119,047.16, 178,571.82 and 30,300.78

Step by Step Solution

1. Step 1: Write the proportion equation
   119,047.16 : 178,571.82 = 30,300.78 : x
2. Step 2: Convert to fraction form
   119,047.16/178,571.82 = 30,300.78/x
3. Step 3: Cross multiply
   119,047.16x = 178,571.82 × 30,300.78
4. Step 4: Simplify right side
   119,047.16x = 5,410,865,432.02
5. Step 5: Solve for x
   x = 5,410,865,432.02/119,047.16
6. Step 6: Final answer
   x = 45,451.44