Finding the Third Proportional to 1,868,280 and 3,885,666

Step by Step Solution

1. Step 1: Write the proportion equation
   1,868,280 : 3,885,666 = 3,885,666 : x
2. Step 2: Convert to fraction form
   1,868,280/3,885,666 = 3,885,666/x
3. Step 3: Cross multiply
   1,868,280x = 3,885,666 × 3,885,666
4. Step 4: Simplify right side
   1,868,280x = 15,098,400,263,556
5. Step 5: Solve for x
   x = 15,098,400,263,556/1,868,280
6. Step 6: Final answer
   x = 8,081,444.04