Finding the Fourth Proportional to 1,749.86, 2,626.41 and 884.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,749.86 : 2,626.41 = 884.78 : x
2. Step 2: Convert to fraction form
   1,749.86/2,626.41 = 884.78/x
3. Step 3: Cross multiply
   1,749.86x = 2,626.41 × 884.78
4. Step 4: Simplify right side
   1,749.86x = 2,323,795.04
5. Step 5: Solve for x
   x = 2,323,795.04/1,749.86
6. Step 6: Final answer
   x = 1,327.99