Finding the Fourth Proportional to 25,658.81, 35,408.82 and 14,328.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,658.81 : 35,408.82 = 14,328.50 : x
2. Step 2: Convert to fraction form
   25,658.81/35,408.82 = 14,328.50/x
3. Step 3: Cross multiply
   25,658.81x = 35,408.82 × 14,328.50
4. Step 4: Simplify right side
   25,658.81x = 507,355,100.33
5. Step 5: Solve for x
   x = 507,355,100.33/25,658.81
6. Step 6: Final answer
   x = 19,773.14