Finding the Third Proportional to 12,123 and 29,484

Step by Step Solution

1. Step 1: Write the proportion equation
   12,123 : 29,484 = 29,484 : x
2. Step 2: Convert to fraction form
   12,123/29,484 = 29,484/x
3. Step 3: Cross multiply
   12,123x = 29,484 × 29,484
4. Step 4: Simplify right side
   12,123x = 869,306,256
5. Step 5: Solve for x
   x = 869,306,256/12,123
6. Step 6: Final answer
   x = 71,707.19