Finding the Fourth Proportional to 72,863.30, 109,297.64 and 25,469.12

Step by Step Solution

1. Step 1: Write the proportion equation
   72,863.30 : 109,297.64 = 25,469.12 : x
2. Step 2: Convert to fraction form
   72,863.30/109,297.64 = 25,469.12/x
3. Step 3: Cross multiply
   72,863.30x = 109,297.64 × 25,469.12
4. Step 4: Simplify right side
   72,863.30x = 2,783,714,162.39
5. Step 5: Solve for x
   x = 2,783,714,162.39/72,863.30
6. Step 6: Final answer
   x = 38,204.62