Finding the Third Proportional to 49,218 and 105,435

Step by Step Solution

1. Step 1: Write the proportion equation
   49,218 : 105,435 = 105,435 : x
2. Step 2: Convert to fraction form
   49,218/105,435 = 105,435/x
3. Step 3: Cross multiply
   49,218x = 105,435 × 105,435
4. Step 4: Simplify right side
   49,218x = 11,116,539,225
5. Step 5: Solve for x
   x = 11,116,539,225/49,218
6. Step 6: Final answer
   x = 225,863.29