Finding the Third Proportional to 767,834 and 1,675,420

Step by Step Solution

1. Step 1: Write the proportion equation
   767,834 : 1,675,420 = 1,675,420 : x
2. Step 2: Convert to fraction form
   767,834/1,675,420 = 1,675,420/x
3. Step 3: Cross multiply
   767,834x = 1,675,420 × 1,675,420
4. Step 4: Simplify right side
   767,834x = 2,807,032,176,400
5. Step 5: Solve for x
   x = 2,807,032,176,400/767,834
6. Step 6: Final answer
   x = 3,655,779.99