Finding the Third Proportional to 72,760 and 158,476

Step by Step Solution

1. Step 1: Write the proportion equation
   72,760 : 158,476 = 158,476 : x
2. Step 2: Convert to fraction form
   72,760/158,476 = 158,476/x
3. Step 3: Cross multiply
   72,760x = 158,476 × 158,476
4. Step 4: Simplify right side
   72,760x = 25,114,642,576
5. Step 5: Solve for x
   x = 25,114,642,576/72,760
6. Step 6: Final answer
   x = 345,171.01