Finding the Fourth Proportional to 1,924.31, 2,881.83 and 1,100.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,924.31 : 2,881.83 = 1,100.09 : x
2. Step 2: Convert to fraction form
   1,924.31/2,881.83 = 1,100.09/x
3. Step 3: Cross multiply
   1,924.31x = 2,881.83 × 1,100.09
4. Step 4: Simplify right side
   1,924.31x = 3,170,257.96
5. Step 5: Solve for x
   x = 3,170,257.96/1,924.31
6. Step 6: Final answer
   x = 1,647.48