Finding the Third Proportional to 1,503,912 and 3,131,754

Step by Step Solution

1. Step 1: Write the proportion equation
   1,503,912 : 3,131,754 = 3,131,754 : x
2. Step 2: Convert to fraction form
   1,503,912/3,131,754 = 3,131,754/x
3. Step 3: Cross multiply
   1,503,912x = 3,131,754 × 3,131,754
4. Step 4: Simplify right side
   1,503,912x = 9,807,883,116,516
5. Step 5: Solve for x
   x = 9,807,883,116,516/1,503,912
6. Step 6: Final answer
   x = 6,521,580.46