Finding the Fourth Proportional to 65,209.22, 89,987.37 and 35,401.22

Step by Step Solution

1. Step 1: Write the proportion equation
   65,209.22 : 89,987.37 = 35,401.22 : x
2. Step 2: Convert to fraction form
   65,209.22/89,987.37 = 35,401.22/x
3. Step 3: Cross multiply
   65,209.22x = 89,987.37 × 35,401.22
4. Step 4: Simplify right side
   65,209.22x = 3,185,662,682.59
5. Step 5: Solve for x
   x = 3,185,662,682.59/65,209.22
6. Step 6: Final answer
   x = 48,852.95