Finding the Third Proportional to 1,834,438 and 2,779,359

Step by Step Solution

1. Step 1: Write the proportion equation
   1,834,438 : 2,779,359 = 2,779,359 : x
2. Step 2: Convert to fraction form
   1,834,438/2,779,359 = 2,779,359/x
3. Step 3: Cross multiply
   1,834,438x = 2,779,359 × 2,779,359
4. Step 4: Simplify right side
   1,834,438x = 7,724,836,450,881
5. Step 5: Solve for x
   x = 7,724,836,450,881/1,834,438
6. Step 6: Final answer
   x = 4,211,009.83