Finding the Fourth Proportional to 65,019.69, 89,727.27 and 35,211.69

Step by Step Solution

1. Step 1: Write the proportion equation
   65,019.69 : 89,727.27 = 35,211.69 : x
2. Step 2: Convert to fraction form
   65,019.69/89,727.27 = 35,211.69/x
3. Step 3: Cross multiply
   65,019.69x = 89,727.27 × 35,211.69
4. Step 4: Simplify right side
   65,019.69x = 3,159,448,815.79
5. Step 5: Solve for x
   x = 3,159,448,815.79/65,019.69
6. Step 6: Final answer
   x = 48,592.19