Finding the Third Proportional to 42,048 and 87,993

Step by Step Solution

1. Step 1: Write the proportion equation
   42,048 : 87,993 = 87,993 : x
2. Step 2: Convert to fraction form
   42,048/87,993 = 87,993/x
3. Step 3: Cross multiply
   42,048x = 87,993 × 87,993
4. Step 4: Simplify right side
   42,048x = 7,742,768,049
5. Step 5: Solve for x
   x = 7,742,768,049/42,048
6. Step 6: Final answer
   x = 184,141.17