Finding the Third Proportional to 123,254 and 176,131

Step by Step Solution

1. Step 1: Write the proportion equation
   123,254 : 176,131 = 176,131 : x
2. Step 2: Convert to fraction form
   123,254/176,131 = 176,131/x
3. Step 3: Cross multiply
   123,254x = 176,131 × 176,131
4. Step 4: Simplify right side
   123,254x = 31,022,129,161
5. Step 5: Solve for x
   x = 31,022,129,161/123,254
6. Step 6: Final answer
   x = 251,692.68