Finding the Third Proportional to 1,954,069 and 4,242,355

Step by Step Solution

1. Step 1: Write the proportion equation
   1,954,069 : 4,242,355 = 4,242,355 : x
2. Step 2: Convert to fraction form
   1,954,069/4,242,355 = 4,242,355/x
3. Step 3: Cross multiply
   1,954,069x = 4,242,355 × 4,242,355
4. Step 4: Simplify right side
   1,954,069x = 17,997,575,946,025
5. Step 5: Solve for x
   x = 17,997,575,946,025/1,954,069
6. Step 6: Final answer
   x = 9,210,307.28