Finding the Fourth Proportional to 35,311.50, 48,730.98 and 19,396.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,311.50 : 48,730.98 = 19,396.50 : x
2. Step 2: Convert to fraction form
   35,311.50/48,730.98 = 19,396.50/x
3. Step 3: Cross multiply
   35,311.50x = 48,730.98 × 19,396.50
4. Step 4: Simplify right side
   35,311.50x = 945,210,453.57
5. Step 5: Solve for x
   x = 945,210,453.57/35,311.50
6. Step 6: Final answer
   x = 26,767.78