Finding the Fourth Proportional to 1,841.31, 2,766.02 and 1,111.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,841.31 : 2,766.02 = 1,111.32 : x
2. Step 2: Convert to fraction form
   1,841.31/2,766.02 = 1,111.32/x
3. Step 3: Cross multiply
   1,841.31x = 2,766.02 × 1,111.32
4. Step 4: Simplify right side
   1,841.31x = 3,073,927.79
5. Step 5: Solve for x
   x = 3,073,927.79/1,841.31
6. Step 6: Final answer
   x = 1,669.42