Finding the Third Proportional to 43,479 and 58,238

Step by Step Solution

1. Step 1: Write the proportion equation
   43,479 : 58,238 = 58,238 : x
2. Step 2: Convert to fraction form
   43,479/58,238 = 58,238/x
3. Step 3: Cross multiply
   43,479x = 58,238 × 58,238
4. Step 4: Simplify right side
   43,479x = 3,391,664,644
5. Step 5: Solve for x
   x = 3,391,664,644/43,479
6. Step 6: Final answer
   x = 78,006.96