Finding the Fourth Proportional to 65,777.97, 90,773.42 and 35,563.08

Step by Step Solution

1. Step 1: Write the proportion equation
   65,777.97 : 90,773.42 = 35,563.08 : x
2. Step 2: Convert to fraction form
   65,777.97/90,773.42 = 35,563.08/x
3. Step 3: Cross multiply
   65,777.97x = 90,773.42 × 35,563.08
4. Step 4: Simplify right side
   65,777.97x = 3,228,182,219.52
5. Step 5: Solve for x
   x = 3,228,182,219.52/65,777.97
6. Step 6: Final answer
   x = 49,076.95