Finding the Fourth Proportional to 64,956.84, 89,638.72 and 36,662.32

Step by Step Solution

1. Step 1: Write the proportion equation
   64,956.84 : 89,638.72 = 36,662.32 : x
2. Step 2: Convert to fraction form
   64,956.84/89,638.72 = 36,662.32/x
3. Step 3: Cross multiply
   64,956.84x = 89,638.72 × 36,662.32
4. Step 4: Simplify right side
   64,956.84x = 3,286,363,437.03
5. Step 5: Solve for x
   x = 3,286,363,437.03/64,956.84
6. Step 6: Final answer
   x = 50,593.03