Finding the Fourth Proportional to 12,806.84, 17,675.73 and 10,174.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,806.84 : 17,675.73 = 10,174.34 : x
2. Step 2: Convert to fraction form
   12,806.84/17,675.73 = 10,174.34/x
3. Step 3: Cross multiply
   12,806.84x = 17,675.73 × 10,174.34
4. Step 4: Simplify right side
   12,806.84x = 179,838,886.77
5. Step 5: Solve for x
   x = 179,838,886.77/12,806.84
6. Step 6: Final answer
   x = 14,042.41