Finding the Fourth Proportional to 30,845.81, 42,567.53 and 16,698.96

Step by Step Solution

1. Step 1: Write the proportion equation
   30,845.81 : 42,567.53 = 16,698.96 : x
2. Step 2: Convert to fraction form
   30,845.81/42,567.53 = 16,698.96/x
3. Step 3: Cross multiply
   30,845.81x = 42,567.53 × 16,698.96
4. Step 4: Simplify right side
   30,845.81x = 710,833,397.27
5. Step 5: Solve for x
   x = 710,833,397.27/30,845.81
6. Step 6: Final answer
   x = 23,044.73