Finding the Fourth Proportional to 35,456.06, 48,928.40 and 19,540.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,456.06 : 48,928.40 = 19,540.50 : x
2. Step 2: Convert to fraction form
   35,456.06/48,928.40 = 19,540.50/x
3. Step 3: Cross multiply
   35,456.06x = 48,928.40 × 19,540.50
4. Step 4: Simplify right side
   35,456.06x = 956,085,400.20
5. Step 5: Solve for x
   x = 956,085,400.20/35,456.06
6. Step 6: Final answer
   x = 26,965.36