Finding the Fourth Proportional to 12,347.73, 17,028.50 and 10,926.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,347.73 : 17,028.50 = 10,926.18 : x
2. Step 2: Convert to fraction form
   12,347.73/17,028.50 = 10,926.18/x
3. Step 3: Cross multiply
   12,347.73x = 17,028.50 × 10,926.18
4. Step 4: Simplify right side
   12,347.73x = 186,056,401.50
5. Step 5: Solve for x
   x = 186,056,401.50/12,347.73
6. Step 6: Final answer
   x = 15,068.07