Finding the Fourth Proportional to 19,847.31, 27,389.59 and 10,895.63

Step by Step Solution

1. Step 1: Write the proportion equation
   19,847.31 : 27,389.59 = 10,895.63 : x
2. Step 2: Convert to fraction form
   19,847.31/27,389.59 = 10,895.63/x
3. Step 3: Cross multiply
   19,847.31x = 27,389.59 × 10,895.63
4. Step 4: Simplify right side
   19,847.31x = 298,426,735.59
5. Step 5: Solve for x
   x = 298,426,735.59/19,847.31
6. Step 6: Final answer
   x = 15,036.13