Finding the Fourth Proportional to 1,434.86, 2,150.75 and 741.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,434.86 : 2,150.75 = 741.34 : x
2. Step 2: Convert to fraction form
   1,434.86/2,150.75 = 741.34/x
3. Step 3: Cross multiply
   1,434.86x = 2,150.75 × 741.34
4. Step 4: Simplify right side
   1,434.86x = 1,594,441.55
5. Step 5: Solve for x
   x = 1,594,441.55/1,434.86
6. Step 6: Final answer
   x = 1,111.22