Finding the Fourth Proportional to 2,281.76, 3,422.03 and 1,111.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,281.76 : 3,422.03 = 1,111.10 : x
2. Step 2: Convert to fraction form
   2,281.76/3,422.03 = 1,111.10/x
3. Step 3: Cross multiply
   2,281.76x = 3,422.03 × 1,111.10
4. Step 4: Simplify right side
   2,281.76x = 3,802,194.87
5. Step 5: Solve for x
   x = 3,802,194.87/2,281.76
6. Step 6: Final answer
   x = 1,666.35