Finding the Fourth Proportional to 43,144.56, 64,725 and 16,847.64

Step by Step Solution

1. Step 1: Write the proportion equation
   43,144.56 : 64,725 = 16,847.64 : x
2. Step 2: Convert to fraction form
   43,144.56/64,725 = 16,847.64/x
3. Step 3: Cross multiply
   43,144.56x = 64,725 × 16,847.64
4. Step 4: Simplify right side
   43,144.56x = 1,090,463,499
5. Step 5: Solve for x
   x = 1,090,463,499/43,144.56
6. Step 6: Final answer
   x = 25,274.65