Finding the Fourth Proportional to 35,672.28, 49,228.50 and 19,540.28

Step by Step Solution

1. Step 1: Write the proportion equation
   35,672.28 : 49,228.50 = 19,540.28 : x
2. Step 2: Convert to fraction form
   35,672.28/49,228.50 = 19,540.28/x
3. Step 3: Cross multiply
   35,672.28x = 49,228.50 × 19,540.28
4. Step 4: Simplify right side
   35,672.28x = 961,938,673.98
5. Step 5: Solve for x
   x = 961,938,673.98/35,672.28
6. Step 6: Final answer
   x = 26,966.00