Finding the Fourth Proportional to 1,914.12, 2,641.36 and 1,074.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,914.12 : 2,641.36 = 1,074.82 : x
2. Step 2: Convert to fraction form
   1,914.12/2,641.36 = 1,074.82/x
3. Step 3: Cross multiply
   1,914.12x = 2,641.36 × 1,074.82
4. Step 4: Simplify right side
   1,914.12x = 2,838,986.56
5. Step 5: Solve for x
   x = 2,838,986.56/1,914.12
6. Step 6: Final answer
   x = 1,483.18