Finding the Fourth Proportional to 43,132.53, 64,715.27 and 16,855.59

Step by Step Solution

1. Step 1: Write the proportion equation
   43,132.53 : 64,715.27 = 16,855.59 : x
2. Step 2: Convert to fraction form
   43,132.53/64,715.27 = 16,855.59/x
3. Step 3: Cross multiply
   43,132.53x = 64,715.27 × 16,855.59
4. Step 4: Simplify right side
   43,132.53x = 1,090,813,973.58
5. Step 5: Solve for x
   x = 1,090,813,973.58/43,132.53
6. Step 6: Final answer
   x = 25,289.82