Finding the Fourth Proportional to 65,911.67, 90,958.17 and 35,697.05

Step by Step Solution

1. Step 1: Write the proportion equation
   65,911.67 : 90,958.17 = 35,697.05 : x
2. Step 2: Convert to fraction form
   65,911.67/90,958.17 = 35,697.05/x
3. Step 3: Cross multiply
   65,911.67x = 90,958.17 × 35,697.05
4. Step 4: Simplify right side
   65,911.67x = 3,246,938,573.01
5. Step 5: Solve for x
   x = 3,246,938,573.01/65,911.67
6. Step 6: Final answer
   x = 49,261.96