Finding the Fourth Proportional to 30,841.01, 42,560.81 and 16,693.89

Step by Step Solution

1. Step 1: Write the proportion equation
   30,841.01 : 42,560.81 = 16,693.89 : x
2. Step 2: Convert to fraction form
   30,841.01/42,560.81 = 16,693.89/x
3. Step 3: Cross multiply
   30,841.01x = 42,560.81 × 16,693.89
4. Step 4: Simplify right side
   30,841.01x = 710,505,480.45
5. Step 5: Solve for x
   x = 710,505,480.45/30,841.01
6. Step 6: Final answer
   x = 23,037.69