Finding the Third Proportional to 43,621 and 58,856

Step by Step Solution

1. Step 1: Write the proportion equation
   43,621 : 58,856 = 58,856 : x
2. Step 2: Convert to fraction form
   43,621/58,856 = 58,856/x
3. Step 3: Cross multiply
   43,621x = 58,856 × 58,856
4. Step 4: Simplify right side
   43,621x = 3,464,028,736
5. Step 5: Solve for x
   x = 3,464,028,736/43,621
6. Step 6: Final answer
   x = 79,411.95