Finding the Third Proportional to 1,228,684 and 1,923,240

Step by Step Solution

1. Step 1: Write the proportion equation
   1,228,684 : 1,923,240 = 1,923,240 : x
2. Step 2: Convert to fraction form
   1,228,684/1,923,240 = 1,923,240/x
3. Step 3: Cross multiply
   1,228,684x = 1,923,240 × 1,923,240
4. Step 4: Simplify right side
   1,228,684x = 3,698,852,097,600
5. Step 5: Solve for x
   x = 3,698,852,097,600/1,228,684
6. Step 6: Final answer
   x = 3,010,417.73