Finding the Third Proportional to 46,470 and 69,810

Step by Step Solution

1. Step 1: Write the proportion equation
   46,470 : 69,810 = 69,810 : x
2. Step 2: Convert to fraction form
   46,470/69,810 = 69,810/x
3. Step 3: Cross multiply
   46,470x = 69,810 × 69,810
4. Step 4: Simplify right side
   46,470x = 4,873,436,100
5. Step 5: Solve for x
   x = 4,873,436,100/46,470
6. Step 6: Final answer
   x = 104,872.74