Finding the Fourth Proportional to 105,672.54, 158,507.49 and 25,710.96

Step by Step Solution

1. Step 1: Write the proportion equation
   105,672.54 : 158,507.49 = 25,710.96 : x
2. Step 2: Convert to fraction form
   105,672.54/158,507.49 = 25,710.96/x
3. Step 3: Cross multiply
   105,672.54x = 158,507.49 × 25,710.96
4. Step 4: Simplify right side
   105,672.54x = 4,075,379,735.09
5. Step 5: Solve for x
   x = 4,075,379,735.09/105,672.54
6. Step 6: Final answer
   x = 38,566.12