Finding the Third Proportional to 56,748 and 123,326

Step by Step Solution

1. Step 1: Write the proportion equation
   56,748 : 123,326 = 123,326 : x
2. Step 2: Convert to fraction form
   56,748/123,326 = 123,326/x
3. Step 3: Cross multiply
   56,748x = 123,326 × 123,326
4. Step 4: Simplify right side
   56,748x = 15,209,302,276
5. Step 5: Solve for x
   x = 15,209,302,276/56,748
6. Step 6: Final answer
   x = 268,014.77