Finding the Third Proportional to 873,444 and 1,851,868

Step by Step Solution

1. Step 1: Write the proportion equation
   873,444 : 1,851,868 = 1,851,868 : x
2. Step 2: Convert to fraction form
   873,444/1,851,868 = 1,851,868/x
3. Step 3: Cross multiply
   873,444x = 1,851,868 × 1,851,868
4. Step 4: Simplify right side
   873,444x = 3,429,415,089,424
5. Step 5: Solve for x
   x = 3,429,415,089,424/873,444
6. Step 6: Final answer
   x = 3,926,313.64