Finding the Third Proportional to 56,276 and 123,008

Step by Step Solution

1. Step 1: Write the proportion equation
   56,276 : 123,008 = 123,008 : x
2. Step 2: Convert to fraction form
   56,276/123,008 = 123,008/x
3. Step 3: Cross multiply
   56,276x = 123,008 × 123,008
4. Step 4: Simplify right side
   56,276x = 15,130,968,064
5. Step 5: Solve for x
   x = 15,130,968,064/56,276
6. Step 6: Final answer
   x = 268,870.71