Finding the Fourth Proportional to 65,118, 89,862.88 and 35,310

Step by Step Solution

1. Step 1: Write the proportion equation
   65,118 : 89,862.88 = 35,310 : x
2. Step 2: Convert to fraction form
   65,118/89,862.88 = 35,310/x
3. Step 3: Cross multiply
   65,118x = 89,862.88 × 35,310
4. Step 4: Simplify right side
   65,118x = 3,173,058,292.80
5. Step 5: Solve for x
   x = 3,173,058,292.80/65,118
6. Step 6: Final answer
   x = 48,727.82