Finding the Third Proportional to 29,858 and 45,123

Step by Step Solution

1. Step 1: Write the proportion equation
   29,858 : 45,123 = 45,123 : x
2. Step 2: Convert to fraction form
   29,858/45,123 = 45,123/x
3. Step 3: Cross multiply
   29,858x = 45,123 × 45,123
4. Step 4: Simplify right side
   29,858x = 2,036,085,129
5. Step 5: Solve for x
   x = 2,036,085,129/29,858
6. Step 6: Final answer
   x = 68,192.28