Finding the Fourth Proportional to 16,749.42, 25,106.49 and 5,645.58

Step by Step Solution

1. Step 1: Write the proportion equation
   16,749.42 : 25,106.49 = 5,645.58 : x
2. Step 2: Convert to fraction form
   16,749.42/25,106.49 = 5,645.58/x
3. Step 3: Cross multiply
   16,749.42x = 25,106.49 × 5,645.58
4. Step 4: Simplify right side
   16,749.42x = 141,740,697.81
5. Step 5: Solve for x
   x = 141,740,697.81/16,749.42
6. Step 6: Final answer
   x = 8,462.42