Finding the Fourth Proportional to 1,900.56, 2,849.22 and 745.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,900.56 : 2,849.22 = 745.50 : x
2. Step 2: Convert to fraction form
   1,900.56/2,849.22 = 745.50/x
3. Step 3: Cross multiply
   1,900.56x = 2,849.22 × 745.50
4. Step 4: Simplify right side
   1,900.56x = 2,124,093.51
5. Step 5: Solve for x
   x = 2,124,093.51/1,900.56
6. Step 6: Final answer
   x = 1,117.61