Finding the Fourth Proportional to 1,182.21, 1,632.12 and 740.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,182.21 : 1,632.12 = 740.34 : x
2. Step 2: Convert to fraction form
   1,182.21/1,632.12 = 740.34/x
3. Step 3: Cross multiply
   1,182.21x = 1,632.12 × 740.34
4. Step 4: Simplify right side
   1,182.21x = 1,208,323.72
5. Step 5: Solve for x
   x = 1,208,323.72/1,182.21
6. Step 6: Final answer
   x = 1,022.09