Finding the Third Proportional to 104,180 and 215,746

Step by Step Solution

1. Step 1: Write the proportion equation
   104,180 : 215,746 = 215,746 : x
2. Step 2: Convert to fraction form
   104,180/215,746 = 215,746/x
3. Step 3: Cross multiply
   104,180x = 215,746 × 215,746
4. Step 4: Simplify right side
   104,180x = 46,546,336,516
5. Step 5: Solve for x
   x = 46,546,336,516/104,180
6. Step 6: Final answer
   x = 446,787.64