Finding the Third Proportional to 865,444 and 1,883,280

Step by Step Solution

1. Step 1: Write the proportion equation
   865,444 : 1,883,280 = 1,883,280 : x
2. Step 2: Convert to fraction form
   865,444/1,883,280 = 1,883,280/x
3. Step 3: Cross multiply
   865,444x = 1,883,280 × 1,883,280
4. Step 4: Simplify right side
   865,444x = 3,546,743,558,400
5. Step 5: Solve for x
   x = 3,546,743,558,400/865,444
6. Step 6: Final answer
   x = 4,098,178.00