Finding the Third Proportional to 869,424 and 1,843,520

Step by Step Solution

1. Step 1: Write the proportion equation
   869,424 : 1,843,520 = 1,843,520 : x
2. Step 2: Convert to fraction form
   869,424/1,843,520 = 1,843,520/x
3. Step 3: Cross multiply
   869,424x = 1,843,520 × 1,843,520
4. Step 4: Simplify right side
   869,424x = 3,398,565,990,400
5. Step 5: Solve for x
   x = 3,398,565,990,400/869,424
6. Step 6: Final answer
   x = 3,908,985.71