Finding the Fourth Proportional to 12,673.84, 17,493.60 and 7,371.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,673.84 : 17,493.60 = 7,371.04 : x
2. Step 2: Convert to fraction form
   12,673.84/17,493.60 = 7,371.04/x
3. Step 3: Cross multiply
   12,673.84x = 17,493.60 × 7,371.04
4. Step 4: Simplify right side
   12,673.84x = 128,946,025.34
5. Step 5: Solve for x
   x = 128,946,025.34/12,673.84
6. Step 6: Final answer
   x = 10,174.19