Finding the Fourth Proportional to 2,030.31, 2,801.62 and 1,179.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,030.31 : 2,801.62 = 1,179.43 : x
2. Step 2: Convert to fraction form
   2,030.31/2,801.62 = 1,179.43/x
3. Step 3: Cross multiply
   2,030.31x = 2,801.62 × 1,179.43
4. Step 4: Simplify right side
   2,030.31x = 3,304,314.68
5. Step 5: Solve for x
   x = 3,304,314.68/2,030.31
6. Step 6: Final answer
   x = 1,627.49