Finding the Fourth Proportional to 1,123,257.69, 1,550,096.37 and 613,960.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,257.69 : 1,550,096.37 = 613,960.02 : x
2. Step 2: Convert to fraction form
   1,123,257.69/1,550,096.37 = 613,960.02/x
3. Step 3: Cross multiply
   1,123,257.69x = 1,550,096.37 × 613,960.02
4. Step 4: Simplify right side
   1,123,257.69x = 951,697,198,327.13
5. Step 5: Solve for x
   x = 951,697,198,327.13/1,123,257.69
6. Step 6: Final answer
   x = 847,265.24