Finding the Third Proportional to 8,904.94 and 13,896.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,904.94 : 13,896.56 = 13,896.56 : x
2. Step 2: Convert to fraction form
   8,904.94/13,896.56 = 13,896.56/x
3. Step 3: Cross multiply
   8,904.94x = 13,896.56 × 13,896.56
4. Step 4: Simplify right side
   8,904.94x = 193,114,449.32
5. Step 5: Solve for x
   x = 193,114,449.32/8,904.94
6. Step 6: Final answer
   x = 21,686.22