Finding the Third Proportional to 142,380 and 193,068

Step by Step Solution

1. Step 1: Write the proportion equation
   142,380 : 193,068 = 193,068 : x
2. Step 2: Convert to fraction form
   142,380/193,068 = 193,068/x
3. Step 3: Cross multiply
   142,380x = 193,068 × 193,068
4. Step 4: Simplify right side
   142,380x = 37,275,252,624
5. Step 5: Solve for x
   x = 37,275,252,624/142,380
6. Step 6: Final answer
   x = 261,801.18