Finding the Third Proportional to 1,777,072 and 3,899,984

Step by Step Solution

1. Step 1: Write the proportion equation
   1,777,072 : 3,899,984 = 3,899,984 : x
2. Step 2: Convert to fraction form
   1,777,072/3,899,984 = 3,899,984/x
3. Step 3: Cross multiply
   1,777,072x = 3,899,984 × 3,899,984
4. Step 4: Simplify right side
   1,777,072x = 15,209,875,200,256
5. Step 5: Solve for x
   x = 15,209,875,200,256/1,777,072
6. Step 6: Final answer
   x = 8,558,952.70