Finding the Fourth Proportional to 65,803.20, 90,808.41 and 35,588.52

Step by Step Solution

1. Step 1: Write the proportion equation
   65,803.20 : 90,808.41 = 35,588.52 : x
2. Step 2: Convert to fraction form
   65,803.20/90,808.41 = 35,588.52/x
3. Step 3: Cross multiply
   65,803.20x = 90,808.41 × 35,588.52
4. Step 4: Simplify right side
   65,803.20x = 3,231,736,778.55
5. Step 5: Solve for x
   x = 3,231,736,778.55/65,803.20
6. Step 6: Final answer
   x = 49,112.15