Finding the Third Proportional to 830,856 and 1,807,512

Step by Step Solution

1. Step 1: Write the proportion equation
   830,856 : 1,807,512 = 1,807,512 : x
2. Step 2: Convert to fraction form
   830,856/1,807,512 = 1,807,512/x
3. Step 3: Cross multiply
   830,856x = 1,807,512 × 1,807,512
4. Step 4: Simplify right side
   830,856x = 3,267,099,630,144
5. Step 5: Solve for x
   x = 3,267,099,630,144/830,856
6. Step 6: Final answer
   x = 3,932,209.23