Finding the Fourth Proportional to 42,049.61, 63,091.25 and 17,091.58

Step by Step Solution

1. Step 1: Write the proportion equation
   42,049.61 : 63,091.25 = 17,091.58 : x
2. Step 2: Convert to fraction form
   42,049.61/63,091.25 = 17,091.58/x
3. Step 3: Cross multiply
   42,049.61x = 63,091.25 × 17,091.58
4. Step 4: Simplify right side
   42,049.61x = 1,078,329,146.68
5. Step 5: Solve for x
   x = 1,078,329,146.68/42,049.61
6. Step 6: Final answer
   x = 25,644.21