Finding the Third Proportional to 90,276 and 137,334

Step by Step Solution

1. Step 1: Write the proportion equation
   90,276 : 137,334 = 137,334 : x
2. Step 2: Convert to fraction form
   90,276/137,334 = 137,334/x
3. Step 3: Cross multiply
   90,276x = 137,334 × 137,334
4. Step 4: Simplify right side
   90,276x = 18,860,627,556
5. Step 5: Solve for x
   x = 18,860,627,556/90,276
6. Step 6: Final answer
   x = 208,921.83