Finding the Fourth Proportional to 35,456.31, 48,928.75 and 19,540.76

Step by Step Solution

1. Step 1: Write the proportion equation
   35,456.31 : 48,928.75 = 19,540.76 : x
2. Step 2: Convert to fraction form
   35,456.31/48,928.75 = 19,540.76/x
3. Step 3: Cross multiply
   35,456.31x = 48,928.75 × 19,540.76
4. Step 4: Simplify right side
   35,456.31x = 956,104,667.35
5. Step 5: Solve for x
   x = 956,104,667.35/35,456.31
6. Step 6: Final answer
   x = 26,965.71