Finding the Fourth Proportional to 1,983.31, 2,984.50 and 1,634.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,983.31 : 2,984.50 = 1,634.43 : x
2. Step 2: Convert to fraction form
   1,983.31/2,984.50 = 1,634.43/x
3. Step 3: Cross multiply
   1,983.31x = 2,984.50 × 1,634.43
4. Step 4: Simplify right side
   1,983.31x = 4,877,943.59
5. Step 5: Solve for x
   x = 4,877,943.59/1,983.31
6. Step 6: Final answer
   x = 2,459.50