Finding the Third Proportional to 1,433,965 and 3,120,813

Step by Step Solution

1. Step 1: Write the proportion equation
   1,433,965 : 3,120,813 = 3,120,813 : x
2. Step 2: Convert to fraction form
   1,433,965/3,120,813 = 3,120,813/x
3. Step 3: Cross multiply
   1,433,965x = 3,120,813 × 3,120,813
4. Step 4: Simplify right side
   1,433,965x = 9,739,473,780,969
5. Step 5: Solve for x
   x = 9,739,473,780,969/1,433,965
6. Step 6: Final answer
   x = 6,791,988.49