Finding the Fourth Proportional to 35,712.50, 49,281.62 and 19,796.60

Step by Step Solution

1. Step 1: Write the proportion equation
   35,712.50 : 49,281.62 = 19,796.60 : x
2. Step 2: Convert to fraction form
   35,712.50/49,281.62 = 19,796.60/x
3. Step 3: Cross multiply
   35,712.50x = 49,281.62 × 19,796.60
4. Step 4: Simplify right side
   35,712.50x = 975,608,542.71
5. Step 5: Solve for x
   x = 975,608,542.71/35,712.50
6. Step 6: Final answer
   x = 27,318.41