Finding the Third Proportional to 30,492 and 45,739

Step by Step Solution

1. Step 1: Write the proportion equation
   30,492 : 45,739 = 45,739 : x
2. Step 2: Convert to fraction form
   30,492/45,739 = 45,739/x
3. Step 3: Cross multiply
   30,492x = 45,739 × 45,739
4. Step 4: Simplify right side
   30,492x = 2,092,056,121
5. Step 5: Solve for x
   x = 2,092,056,121/30,492
6. Step 6: Final answer
   x = 68,610.00