Finding the Third Proportional to 90,533 and 118,290

Step by Step Solution

1. Step 1: Write the proportion equation
   90,533 : 118,290 = 118,290 : x
2. Step 2: Convert to fraction form
   90,533/118,290 = 118,290/x
3. Step 3: Cross multiply
   90,533x = 118,290 × 118,290
4. Step 4: Simplify right side
   90,533x = 13,992,524,100
5. Step 5: Solve for x
   x = 13,992,524,100/90,533
6. Step 6: Final answer
   x = 154,557.17