Finding the Third Proportional to 46,404 and 74,712

Step by Step Solution

1. Step 1: Write the proportion equation
   46,404 : 74,712 = 74,712 : x
2. Step 2: Convert to fraction form
   46,404/74,712 = 74,712/x
3. Step 3: Cross multiply
   46,404x = 74,712 × 74,712
4. Step 4: Simplify right side
   46,404x = 5,581,882,944
5. Step 5: Solve for x
   x = 5,581,882,944/46,404
6. Step 6: Final answer
   x = 120,288.83