Finding the Third Proportional to 104,292.56 and 123,975.56

Step by Step Solution

1. Step 1: Write the proportion equation
   104,292.56 : 123,975.56 = 123,975.56 : x
2. Step 2: Convert to fraction form
   104,292.56/123,975.56 = 123,975.56/x
3. Step 3: Cross multiply
   104,292.56x = 123,975.56 × 123,975.56
4. Step 4: Simplify right side
   104,292.56x = 15,369,940,097.19
5. Step 5: Solve for x
   x = 15,369,940,097.19/104,292.56
6. Step 6: Final answer
   x = 147,373.31