Finding the Third Proportional to 873,466 and 1,851,920

Step by Step Solution

1. Step 1: Write the proportion equation
   873,466 : 1,851,920 = 1,851,920 : x
2. Step 2: Convert to fraction form
   873,466/1,851,920 = 1,851,920/x
3. Step 3: Cross multiply
   873,466x = 1,851,920 × 1,851,920
4. Step 4: Simplify right side
   873,466x = 3,429,607,686,400
5. Step 5: Solve for x
   x = 3,429,607,686,400/873,466
6. Step 6: Final answer
   x = 3,926,435.24