Finding the Fourth Proportional to 65,004.50, 89,706.21 and 35,196.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,004.50 : 89,706.21 = 35,196.50 : x
2. Step 2: Convert to fraction form
   65,004.50/89,706.21 = 35,196.50/x
3. Step 3: Cross multiply
   65,004.50x = 89,706.21 × 35,196.50
4. Step 4: Simplify right side
   65,004.50x = 3,157,344,620.27
5. Step 5: Solve for x
   x = 3,157,344,620.27/65,004.50
6. Step 6: Final answer
   x = 48,571.17