Finding the Fourth Proportional to 1,433.58, 1,977.98 and 844.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,433.58 : 1,977.98 = 844.01 : x
2. Step 2: Convert to fraction form
   1,433.58/1,977.98 = 844.01/x
3. Step 3: Cross multiply
   1,433.58x = 1,977.98 × 844.01
4. Step 4: Simplify right side
   1,433.58x = 1,669,420.79
5. Step 5: Solve for x
   x = 1,669,420.79/1,433.58
6. Step 6: Final answer
   x = 1,164.51