Finding the Fourth Proportional to 105,569.39, 158,354.33 and 25,607.02

Step by Step Solution

1. Step 1: Write the proportion equation
   105,569.39 : 158,354.33 = 25,607.02 : x
2. Step 2: Convert to fraction form
   105,569.39/158,354.33 = 25,607.02/x
3. Step 3: Cross multiply
   105,569.39x = 158,354.33 × 25,607.02
4. Step 4: Simplify right side
   105,569.39x = 4,054,983,044.48
5. Step 5: Solve for x
   x = 4,054,983,044.48/105,569.39
6. Step 6: Final answer
   x = 38,410.60