Finding the Fourth Proportional to 42,426.77, 63,587.91 and 17,451.23

Step by Step Solution

1. Step 1: Write the proportion equation
   42,426.77 : 63,587.91 = 17,451.23 : x
2. Step 2: Convert to fraction form
   42,426.77/63,587.91 = 17,451.23/x
3. Step 3: Cross multiply
   42,426.77x = 63,587.91 × 17,451.23
4. Step 4: Simplify right side
   42,426.77x = 1,109,687,242.63
5. Step 5: Solve for x
   x = 1,109,687,242.63/42,426.77
6. Step 6: Final answer
   x = 26,155.36