Finding the Third Proportional to 1,772,424 and 3,865,644

Step by Step Solution

1. Step 1: Write the proportion equation
   1,772,424 : 3,865,644 = 3,865,644 : x
2. Step 2: Convert to fraction form
   1,772,424/3,865,644 = 3,865,644/x
3. Step 3: Cross multiply
   1,772,424x = 3,865,644 × 3,865,644
4. Step 4: Simplify right side
   1,772,424x = 14,943,203,534,736
5. Step 5: Solve for x
   x = 14,943,203,534,736/1,772,424
6. Step 6: Final answer
   x = 8,430,941.77