Finding the Third Proportional to 90,334 and 134,191

Step by Step Solution

1. Step 1: Write the proportion equation
   90,334 : 134,191 = 134,191 : x
2. Step 2: Convert to fraction form
   90,334/134,191 = 134,191/x
3. Step 3: Cross multiply
   90,334x = 134,191 × 134,191
4. Step 4: Simplify right side
   90,334x = 18,007,224,481
5. Step 5: Solve for x
   x = 18,007,224,481/90,334
6. Step 6: Final answer
   x = 199,340.50