Finding the Third Proportional to 90,297 and 134,145

Step by Step Solution

1. Step 1: Write the proportion equation
   90,297 : 134,145 = 134,145 : x
2. Step 2: Convert to fraction form
   90,297/134,145 = 134,145/x
3. Step 3: Cross multiply
   90,297x = 134,145 × 134,145
4. Step 4: Simplify right side
   90,297x = 17,994,881,025
5. Step 5: Solve for x
   x = 17,994,881,025/90,297
6. Step 6: Final answer
   x = 199,285.48