Finding the Third Proportional to 19,480 and 40,904

Step by Step Solution

1. Step 1: Write the proportion equation
   19,480 : 40,904 = 40,904 : x
2. Step 2: Convert to fraction form
   19,480/40,904 = 40,904/x
3. Step 3: Cross multiply
   19,480x = 40,904 × 40,904
4. Step 4: Simplify right side
   19,480x = 1,673,137,216
5. Step 5: Solve for x
   x = 1,673,137,216/19,480
6. Step 6: Final answer
   x = 85,890.00