Finding the Third Proportional to 1,915,704 and 2,789,316

Step by Step Solution

1. Step 1: Write the proportion equation
   1,915,704 : 2,789,316 = 2,789,316 : x
2. Step 2: Convert to fraction form
   1,915,704/2,789,316 = 2,789,316/x
3. Step 3: Cross multiply
   1,915,704x = 2,789,316 × 2,789,316
4. Step 4: Simplify right side
   1,915,704x = 7,780,283,747,856
5. Step 5: Solve for x
   x = 7,780,283,747,856/1,915,704
6. Step 6: Final answer
   x = 4,061,318.32