Finding the Third Proportional to 1,288,134 and 3,030,927

Step by Step Solution

1. Step 1: Write the proportion equation
   1,288,134 : 3,030,927 = 3,030,927 : x
2. Step 2: Convert to fraction form
   1,288,134/3,030,927 = 3,030,927/x
3. Step 3: Cross multiply
   1,288,134x = 3,030,927 × 3,030,927
4. Step 4: Simplify right side
   1,288,134x = 9,186,518,479,329
5. Step 5: Solve for x
   x = 9,186,518,479,329/1,288,134
6. Step 6: Final answer
   x = 7,131,648.17