Finding the Third Proportional to 873,390 and 1,851,752

Step by Step Solution

1. Step 1: Write the proportion equation
   873,390 : 1,851,752 = 1,851,752 : x
2. Step 2: Convert to fraction form
   873,390/1,851,752 = 1,851,752/x
3. Step 3: Cross multiply
   873,390x = 1,851,752 × 1,851,752
4. Step 4: Simplify right side
   873,390x = 3,428,985,469,504
5. Step 5: Solve for x
   x = 3,428,985,469,504/873,390
6. Step 6: Final answer
   x = 3,926,064.50