Finding the Third Proportional to 1,858,188 and 4,020,504

Step by Step Solution

1. Step 1: Write the proportion equation
   1,858,188 : 4,020,504 = 4,020,504 : x
2. Step 2: Convert to fraction form
   1,858,188/4,020,504 = 4,020,504/x
3. Step 3: Cross multiply
   1,858,188x = 4,020,504 × 4,020,504
4. Step 4: Simplify right side
   1,858,188x = 16,164,452,414,016
5. Step 5: Solve for x
   x = 16,164,452,414,016/1,858,188
6. Step 6: Final answer
   x = 8,699,040.36