Finding the Third Proportional to 105,564 and 154,242.75

Step by Step Solution

1. Step 1: Write the proportion equation
   105,564 : 154,242.75 = 154,242.75 : x
2. Step 2: Convert to fraction form
   105,564/154,242.75 = 154,242.75/x
3. Step 3: Cross multiply
   105,564x = 154,242.75 × 154,242.75
4. Step 4: Simplify right side
   105,564x = 23,790,825,927.56
5. Step 5: Solve for x
   x = 23,790,825,927.56/105,564
6. Step 6: Final answer
   x = 225,368.74