Finding the Fourth Proportional to 30,841.74, 42,561.42 and 16,694.58

Step by Step Solution

1. Step 1: Write the proportion equation
   30,841.74 : 42,561.42 = 16,694.58 : x
2. Step 2: Convert to fraction form
   30,841.74/42,561.42 = 16,694.58/x
3. Step 3: Cross multiply
   30,841.74x = 42,561.42 × 16,694.58
4. Step 4: Simplify right side
   30,841.74x = 710,545,031.10
5. Step 5: Solve for x
   x = 710,545,031.10/30,841.74
6. Step 6: Final answer
   x = 23,038.42