Finding the Fourth Proportional to 1,774.84, 2,448.32 and 1,111.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,774.84 : 2,448.32 = 1,111.55 : x
2. Step 2: Convert to fraction form
   1,774.84/2,448.32 = 1,111.55/x
3. Step 3: Cross multiply
   1,774.84x = 2,448.32 × 1,111.55
4. Step 4: Simplify right side
   1,774.84x = 2,721,430.10
5. Step 5: Solve for x
   x = 2,721,430.10/1,774.84
6. Step 6: Final answer
   x = 1,533.34