Finding the Fourth Proportional to 42,005.14, 63,034.10 and 17,045.30

Step by Step Solution

1. Step 1: Write the proportion equation
   42,005.14 : 63,034.10 = 17,045.30 : x
2. Step 2: Convert to fraction form
   42,005.14/63,034.10 = 17,045.30/x
3. Step 3: Cross multiply
   42,005.14x = 63,034.10 × 17,045.30
4. Step 4: Simplify right side
   42,005.14x = 1,074,435,144.73
5. Step 5: Solve for x
   x = 1,074,435,144.73/42,005.14
6. Step 6: Final answer
   x = 25,578.66