Finding the Fourth Proportional to 65,290.50, 90,101.46 and 35,482.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,290.50 : 90,101.46 = 35,482.50 : x
2. Step 2: Convert to fraction form
   65,290.50/90,101.46 = 35,482.50/x
3. Step 3: Cross multiply
   65,290.50x = 90,101.46 × 35,482.50
4. Step 4: Simplify right side
   65,290.50x = 3,197,025,054.45
5. Step 5: Solve for x
   x = 3,197,025,054.45/65,290.50
6. Step 6: Final answer
   x = 48,966.16