Finding the Third Proportional to 1,933,891 and 4,189,190

Step by Step Solution

1. Step 1: Write the proportion equation
   1,933,891 : 4,189,190 = 4,189,190 : x
2. Step 2: Convert to fraction form
   1,933,891/4,189,190 = 4,189,190/x
3. Step 3: Cross multiply
   1,933,891x = 4,189,190 × 4,189,190
4. Step 4: Simplify right side
   1,933,891x = 17,549,312,856,100
5. Step 5: Solve for x
   x = 17,549,312,856,100/1,933,891
6. Step 6: Final answer
   x = 9,074,613.23