Finding the Third Proportional to 49,869 and 72,434.25

Step by Step Solution

1. Step 1: Write the proportion equation
   49,869 : 72,434.25 = 72,434.25 : x
2. Step 2: Convert to fraction form
   49,869/72,434.25 = 72,434.25/x
3. Step 3: Cross multiply
   49,869x = 72,434.25 × 72,434.25
4. Step 4: Simplify right side
   49,869x = 5,246,720,573.06
5. Step 5: Solve for x
   x = 5,246,720,573.06/49,869
6. Step 6: Final answer
   x = 105,210.06