Finding the Fourth Proportional to 1,775.76, 2,448.82 and 1,111.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,775.76 : 2,448.82 = 1,111.76 : x
2. Step 2: Convert to fraction form
   1,775.76/2,448.82 = 1,111.76/x
3. Step 3: Cross multiply
   1,775.76x = 2,448.82 × 1,111.76
4. Step 4: Simplify right side
   1,775.76x = 2,722,500.12
5. Step 5: Solve for x
   x = 2,722,500.12/1,775.76
6. Step 6: Final answer
   x = 1,533.15