Finding the Fourth Proportional to 45,636.72, 68,453 and 32,328.56

Step by Step Solution

1. Step 1: Write the proportion equation
   45,636.72 : 68,453 = 32,328.56 : x
2. Step 2: Convert to fraction form
   45,636.72/68,453 = 32,328.56/x
3. Step 3: Cross multiply
   45,636.72x = 68,453 × 32,328.56
4. Step 4: Simplify right side
   45,636.72x = 2,212,986,917.68
5. Step 5: Solve for x
   x = 2,212,986,917.68/45,636.72
6. Step 6: Final answer
   x = 48,491.37