Finding the Third Proportional to 54,326 and 73,240

Step by Step Solution

1. Step 1: Write the proportion equation
   54,326 : 73,240 = 73,240 : x
2. Step 2: Convert to fraction form
   54,326/73,240 = 73,240/x
3. Step 3: Cross multiply
   54,326x = 73,240 × 73,240
4. Step 4: Simplify right side
   54,326x = 5,364,097,600
5. Step 5: Solve for x
   x = 5,364,097,600/54,326
6. Step 6: Final answer
   x = 98,739.05