Finding the Third Proportional to 873,465 and 1,851,906

Step by Step Solution

1. Step 1: Write the proportion equation
   873,465 : 1,851,906 = 1,851,906 : x
2. Step 2: Convert to fraction form
   873,465/1,851,906 = 1,851,906/x
3. Step 3: Cross multiply
   873,465x = 1,851,906 × 1,851,906
4. Step 4: Simplify right side
   873,465x = 3,429,555,832,836
5. Step 5: Solve for x
   x = 3,429,555,832,836/873,465
6. Step 6: Final answer
   x = 3,926,380.37