Finding the Fourth Proportional to 2,043.50, 2,820.10 and 1,112.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043.50 : 2,820.10 = 1,112.06 : x
2. Step 2: Convert to fraction form
   2,043.50/2,820.10 = 1,112.06/x
3. Step 3: Cross multiply
   2,043.50x = 2,820.10 × 1,112.06
4. Step 4: Simplify right side
   2,043.50x = 3,136,120.41
5. Step 5: Solve for x
   x = 3,136,120.41/2,043.50
6. Step 6: Final answer
   x = 1,534.68