Finding the Fourth Proportional to 92,450.52, 138,675.72 and 25,900.50

Step by Step Solution

1. Step 1: Write the proportion equation
   92,450.52 : 138,675.72 = 25,900.50 : x
2. Step 2: Convert to fraction form
   92,450.52/138,675.72 = 25,900.50/x
3. Step 3: Cross multiply
   92,450.52x = 138,675.72 × 25,900.50
4. Step 4: Simplify right side
   92,450.52x = 3,591,770,485.86
5. Step 5: Solve for x
   x = 3,591,770,485.86/92,450.52
6. Step 6: Final answer
   x = 38,850.73