Finding the Fourth Proportional to 30,849.32, 42,571.86 and 16,702.06

Step by Step Solution

1. Step 1: Write the proportion equation
   30,849.32 : 42,571.86 = 16,702.06 : x
2. Step 2: Convert to fraction form
   30,849.32/42,571.86 = 16,702.06/x
3. Step 3: Cross multiply
   30,849.32x = 42,571.86 × 16,702.06
4. Step 4: Simplify right side
   30,849.32x = 711,037,760.03
5. Step 5: Solve for x
   x = 711,037,760.03/30,849.32
6. Step 6: Final answer
   x = 23,048.73