Finding the Fourth Proportional to 42,669.13, 63,976.29 and 17,726.41

Step by Step Solution

1. Step 1: Write the proportion equation
   42,669.13 : 63,976.29 = 17,726.41 : x
2. Step 2: Convert to fraction form
   42,669.13/63,976.29 = 17,726.41/x
3. Step 3: Cross multiply
   42,669.13x = 63,976.29 × 17,726.41
4. Step 4: Simplify right side
   42,669.13x = 1,134,069,946.82
5. Step 5: Solve for x
   x = 1,134,069,946.82/42,669.13
6. Step 6: Final answer
   x = 26,578.23