Finding the Fourth Proportional to 65,144.12, 89,898.86 and 35,336.12

Step by Step Solution

1. Step 1: Write the proportion equation
   65,144.12 : 89,898.86 = 35,336.12 : x
2. Step 2: Convert to fraction form
   65,144.12/89,898.86 = 35,336.12/x
3. Step 3: Cross multiply
   65,144.12x = 89,898.86 × 35,336.12
4. Step 4: Simplify right side
   65,144.12x = 3,176,676,904.82
5. Step 5: Solve for x
   x = 3,176,676,904.82/65,144.12
6. Step 6: Final answer
   x = 48,763.83