Finding the Fourth Proportional to 12,152.33, 16,765.61 and 7,674.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,152.33 : 16,765.61 = 7,674.38 : x
2. Step 2: Convert to fraction form
   12,152.33/16,765.61 = 7,674.38/x
3. Step 3: Cross multiply
   12,152.33x = 16,765.61 × 7,674.38
4. Step 4: Simplify right side
   12,152.33x = 128,665,539.87
5. Step 5: Solve for x
   x = 128,665,539.87/12,152.33
6. Step 6: Final answer
   x = 10,587.73