Finding the Third Proportional to 1,869,364 and 4,066,778

Step by Step Solution

1. Step 1: Write the proportion equation
   1,869,364 : 4,066,778 = 4,066,778 : x
2. Step 2: Convert to fraction form
   1,869,364/4,066,778 = 4,066,778/x
3. Step 3: Cross multiply
   1,869,364x = 4,066,778 × 4,066,778
4. Step 4: Simplify right side
   1,869,364x = 16,538,683,301,284
5. Step 5: Solve for x
   x = 16,538,683,301,284/1,869,364
6. Step 6: Final answer
   x = 8,847,224.67