Finding the Fourth Proportional to 1,441.11, 2,162.83 and 747.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,441.11 : 2,162.83 = 747.98 : x
2. Step 2: Convert to fraction form
   1,441.11/2,162.83 = 747.98/x
3. Step 3: Cross multiply
   1,441.11x = 2,162.83 × 747.98
4. Step 4: Simplify right side
   1,441.11x = 1,617,755.25
5. Step 5: Solve for x
   x = 1,617,755.25/1,441.11
6. Step 6: Final answer
   x = 1,122.57