Finding the Fourth Proportional to 1,927.12, 2,659.56 and 1,141.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,927.12 : 2,659.56 = 1,141.42 : x
2. Step 2: Convert to fraction form
   1,927.12/2,659.56 = 1,141.42/x
3. Step 3: Cross multiply
   1,927.12x = 2,659.56 × 1,141.42
4. Step 4: Simplify right side
   1,927.12x = 3,035,674.98
5. Step 5: Solve for x
   x = 3,035,674.98/1,927.12
6. Step 6: Final answer
   x = 1,575.24