Finding the Fourth Proportional to 173,956.50, 260,978.49 and 49,297.50

Step by Step Solution

1. Step 1: Write the proportion equation
   173,956.50 : 260,978.49 = 49,297.50 : x
2. Step 2: Convert to fraction form
   173,956.50/260,978.49 = 49,297.50/x
3. Step 3: Cross multiply
   173,956.50x = 260,978.49 × 49,297.50
4. Step 4: Simplify right side
   173,956.50x = 12,865,587,110.78
5. Step 5: Solve for x
   x = 12,865,587,110.78/173,956.50
6. Step 6: Final answer
   x = 73,958.65