Finding the Third Proportional to 76,080 and 111,303

Step by Step Solution

1. Step 1: Write the proportion equation
   76,080 : 111,303 = 111,303 : x
2. Step 2: Convert to fraction form
   76,080/111,303 = 111,303/x
3. Step 3: Cross multiply
   76,080x = 111,303 × 111,303
4. Step 4: Simplify right side
   76,080x = 12,388,357,809
5. Step 5: Solve for x
   x = 12,388,357,809/76,080
6. Step 6: Final answer
   x = 162,833.30