Finding the Fourth Proportional to 1,962.07, 2,707.71 and 1,111.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,962.07 : 2,707.71 = 1,111.25 : x
2. Step 2: Convert to fraction form
   1,962.07/2,707.71 = 1,111.25/x
3. Step 3: Cross multiply
   1,962.07x = 2,707.71 × 1,111.25
4. Step 4: Simplify right side
   1,962.07x = 3,008,942.74
5. Step 5: Solve for x
   x = 3,008,942.74/1,962.07
6. Step 6: Final answer
   x = 1,533.56