Finding the Third Proportional to 123,012 and 183,878

Step by Step Solution

1. Step 1: Write the proportion equation
   123,012 : 183,878 = 183,878 : x
2. Step 2: Convert to fraction form
   123,012/183,878 = 183,878/x
3. Step 3: Cross multiply
   123,012x = 183,878 × 183,878
4. Step 4: Simplify right side
   123,012x = 33,811,118,884
5. Step 5: Solve for x
   x = 33,811,118,884/123,012
6. Step 6: Final answer
   x = 274,860.33