Finding the Third Proportional to 158,196 and 345,576

Step by Step Solution

1. Step 1: Write the proportion equation
   158,196 : 345,576 = 345,576 : x
2. Step 2: Convert to fraction form
   158,196/345,576 = 345,576/x
3. Step 3: Cross multiply
   158,196x = 345,576 × 345,576
4. Step 4: Simplify right side
   158,196x = 119,422,771,776
5. Step 5: Solve for x
   x = 119,422,771,776/158,196
6. Step 6: Final answer
   x = 754,903.86