Finding the Fourth Proportional to 30,983.55, 42,757.83 and 17,554.47

Step by Step Solution

1. Step 1: Write the proportion equation
   30,983.55 : 42,757.83 = 17,554.47 : x
2. Step 2: Convert to fraction form
   30,983.55/42,757.83 = 17,554.47/x
3. Step 3: Cross multiply
   30,983.55x = 42,757.83 × 17,554.47
4. Step 4: Simplify right side
   30,983.55x = 750,591,044.00
5. Step 5: Solve for x
   x = 750,591,044.00/30,983.55
6. Step 6: Final answer
   x = 24,225.47