Finding the Fourth Proportional to 30,453.91, 42,026.71 and 17,025.91

Step by Step Solution

1. Step 1: Write the proportion equation
   30,453.91 : 42,026.71 = 17,025.91 : x
2. Step 2: Convert to fraction form
   30,453.91/42,026.71 = 17,025.91/x
3. Step 3: Cross multiply
   30,453.91x = 42,026.71 × 17,025.91
4. Step 4: Simplify right side
   30,453.91x = 715,542,982.06
5. Step 5: Solve for x
   x = 715,542,982.06/30,453.91
6. Step 6: Final answer
   x = 23,495.93