Finding the Fourth Proportional to 300,755.76, 451,144.56 and 101,082.80

Step by Step Solution

1. Step 1: Write the proportion equation
   300,755.76 : 451,144.56 = 101,082.80 : x
2. Step 2: Convert to fraction form
   300,755.76/451,144.56 = 101,082.80/x
3. Step 3: Cross multiply
   300,755.76x = 451,144.56 × 101,082.80
4. Step 4: Simplify right side
   300,755.76x = 45,602,955,329.57
5. Step 5: Solve for x
   x = 45,602,955,329.57/300,755.76
6. Step 6: Final answer
   x = 151,627.87