Finding the Third Proportional to 1,137,146 and 2,451,430

Step by Step Solution

1. Step 1: Write the proportion equation
   1,137,146 : 2,451,430 = 2,451,430 : x
2. Step 2: Convert to fraction form
   1,137,146/2,451,430 = 2,451,430/x
3. Step 3: Cross multiply
   1,137,146x = 2,451,430 × 2,451,430
4. Step 4: Simplify right side
   1,137,146x = 6,009,509,044,900
5. Step 5: Solve for x
   x = 6,009,509,044,900/1,137,146
6. Step 6: Final answer
   x = 5,284,729.53