Finding the Third Proportional to 1,937,424 and 4,223,616

Step by Step Solution

1. Step 1: Write the proportion equation
   1,937,424 : 4,223,616 = 4,223,616 : x
2. Step 2: Convert to fraction form
   1,937,424/4,223,616 = 4,223,616/x
3. Step 3: Cross multiply
   1,937,424x = 4,223,616 × 4,223,616
4. Step 4: Simplify right side
   1,937,424x = 17,838,932,115,456
5. Step 5: Solve for x
   x = 17,838,932,115,456/1,937,424
6. Step 6: Final answer
   x = 9,207,551.94