Finding the Third Proportional to 1,931,544 and 4,198,928

Step by Step Solution

1. Step 1: Write the proportion equation
   1,931,544 : 4,198,928 = 4,198,928 : x
2. Step 2: Convert to fraction form
   1,931,544/4,198,928 = 4,198,928/x
3. Step 3: Cross multiply
   1,931,544x = 4,198,928 × 4,198,928
4. Step 4: Simplify right side
   1,931,544x = 17,630,996,349,184
5. Step 5: Solve for x
   x = 17,630,996,349,184/1,931,544
6. Step 6: Final answer
   x = 9,127,928.93