Finding the Fourth Proportional to 30,689.55, 42,394.59 and 23,705.73

Step by Step Solution

1. Step 1: Write the proportion equation
   30,689.55 : 42,394.59 = 23,705.73 : x
2. Step 2: Convert to fraction form
   30,689.55/42,394.59 = 23,705.73/x
3. Step 3: Cross multiply
   30,689.55x = 42,394.59 × 23,705.73
4. Step 4: Simplify right side
   30,689.55x = 1,004,994,704.00
5. Step 5: Solve for x
   x = 1,004,994,704.00/30,689.55
6. Step 6: Final answer
   x = 32,747.13