Finding the Fourth Proportional to 1,881.50, 2,823.06 and 1,112

Step by Step Solution

1. Step 1: Write the proportion equation
   1,881.50 : 2,823.06 = 1,112 : x
2. Step 2: Convert to fraction form
   1,881.50/2,823.06 = 1,112/x
3. Step 3: Cross multiply
   1,881.50x = 2,823.06 × 1,112
4. Step 4: Simplify right side
   1,881.50x = 3,139,242.72
5. Step 5: Solve for x
   x = 3,139,242.72/1,881.50
6. Step 6: Final answer
   x = 1,668.48