Finding the Third Proportional to 1,773,856 and 4,021,216

Step by Step Solution

1. Step 1: Write the proportion equation
   1,773,856 : 4,021,216 = 4,021,216 : x
2. Step 2: Convert to fraction form
   1,773,856/4,021,216 = 4,021,216/x
3. Step 3: Cross multiply
   1,773,856x = 4,021,216 × 4,021,216
4. Step 4: Simplify right side
   1,773,856x = 16,170,178,118,656
5. Step 5: Solve for x
   x = 16,170,178,118,656/1,773,856
6. Step 6: Final answer
   x = 9,115,834.72