Finding the Third Proportional to 193,410 and 300,105

Step by Step Solution

1. Step 1: Write the proportion equation
   193,410 : 300,105 = 300,105 : x
2. Step 2: Convert to fraction form
   193,410/300,105 = 300,105/x
3. Step 3: Cross multiply
   193,410x = 300,105 × 300,105
4. Step 4: Simplify right side
   193,410x = 90,063,011,025
5. Step 5: Solve for x
   x = 90,063,011,025/193,410
6. Step 6: Final answer
   x = 465,658.50