Finding the Third Proportional to 39,336 and 58,990

Step by Step Solution

1. Step 1: Write the proportion equation
   39,336 : 58,990 = 58,990 : x
2. Step 2: Convert to fraction form
   39,336/58,990 = 58,990/x
3. Step 3: Cross multiply
   39,336x = 58,990 × 58,990
4. Step 4: Simplify right side
   39,336x = 3,479,820,100
5. Step 5: Solve for x
   x = 3,479,820,100/39,336
6. Step 6: Final answer
   x = 88,464.00