Finding the Third Proportional to 34,290 and 73,336

Step by Step Solution

1. Step 1: Write the proportion equation
   34,290 : 73,336 = 73,336 : x
2. Step 2: Convert to fraction form
   34,290/73,336 = 73,336/x
3. Step 3: Cross multiply
   34,290x = 73,336 × 73,336
4. Step 4: Simplify right side
   34,290x = 5,378,168,896
5. Step 5: Solve for x
   x = 5,378,168,896/34,290
6. Step 6: Final answer
   x = 156,843.65