Finding the Third Proportional to 905,865 and 1,851,042

Step by Step Solution

1. Step 1: Write the proportion equation
   905,865 : 1,851,042 = 1,851,042 : x
2. Step 2: Convert to fraction form
   905,865/1,851,042 = 1,851,042/x
3. Step 3: Cross multiply
   905,865x = 1,851,042 × 1,851,042
4. Step 4: Simplify right side
   905,865x = 3,426,356,485,764
5. Step 5: Solve for x
   x = 3,426,356,485,764/905,865
6. Step 6: Final answer
   x = 3,782,414.03