Finding the Fourth Proportional to 64,976.50, 89,667.84 and 35,168.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,976.50 : 89,667.84 = 35,168.50 : x
2. Step 2: Convert to fraction form
   64,976.50/89,667.84 = 35,168.50/x
3. Step 3: Cross multiply
   64,976.50x = 89,667.84 × 35,168.50
4. Step 4: Simplify right side
   64,976.50x = 3,153,483,431.04
5. Step 5: Solve for x
   x = 3,153,483,431.04/64,976.50
6. Step 6: Final answer
   x = 48,532.68