Finding the Fourth Proportional to 17,363.64, 23,936.94 and 12,387

Step by Step Solution

1. Step 1: Write the proportion equation
   17,363.64 : 23,936.94 = 12,387 : x
2. Step 2: Convert to fraction form
   17,363.64/23,936.94 = 12,387/x
3. Step 3: Cross multiply
   17,363.64x = 23,936.94 × 12,387
4. Step 4: Simplify right side
   17,363.64x = 296,506,875.78
5. Step 5: Solve for x
   x = 296,506,875.78/17,363.64
6. Step 6: Final answer
   x = 17,076.31