Finding the Third Proportional to 37,990 and 58,977

Step by Step Solution

1. Step 1: Write the proportion equation
   37,990 : 58,977 = 58,977 : x
2. Step 2: Convert to fraction form
   37,990/58,977 = 58,977/x
3. Step 3: Cross multiply
   37,990x = 58,977 × 58,977
4. Step 4: Simplify right side
   37,990x = 3,478,286,529
5. Step 5: Solve for x
   x = 3,478,286,529/37,990
6. Step 6: Final answer
   x = 91,557.95