Finding the Fourth Proportional to 30,850.19, 42,573.56 and 16,703.34

Step by Step Solution

1. Step 1: Write the proportion equation
   30,850.19 : 42,573.56 = 16,703.34 : x
2. Step 2: Convert to fraction form
   30,850.19/42,573.56 = 16,703.34/x
3. Step 3: Cross multiply
   30,850.19x = 42,573.56 × 16,703.34
4. Step 4: Simplify right side
   30,850.19x = 711,120,647.69
5. Step 5: Solve for x
   x = 711,120,647.69/30,850.19
6. Step 6: Final answer
   x = 23,050.77