Finding the Fourth Proportional to 30,847.82, 42,570.29 and 16,700.96

Step by Step Solution

1. Step 1: Write the proportion equation
   30,847.82 : 42,570.29 = 16,700.96 : x
2. Step 2: Convert to fraction form
   30,847.82/42,570.29 = 16,700.96/x
3. Step 3: Cross multiply
   30,847.82x = 42,570.29 × 16,700.96
4. Step 4: Simplify right side
   30,847.82x = 710,964,710.48
5. Step 5: Solve for x
   x = 710,964,710.48/30,847.82
6. Step 6: Final answer
   x = 23,047.49