Finding the Fourth Proportional to 64,956.63, 89,608.91 and 45,839.52

Step by Step Solution

1. Step 1: Write the proportion equation
   64,956.63 : 89,608.91 = 45,839.52 : x
2. Step 2: Convert to fraction form
   64,956.63/89,608.91 = 45,839.52/x
3. Step 3: Cross multiply
   64,956.63x = 89,608.91 × 45,839.52
4. Step 4: Simplify right side
   64,956.63x = 4,107,629,321.85
5. Step 5: Solve for x
   x = 4,107,629,321.85/64,956.63
6. Step 6: Final answer
   x = 63,236.49