Finding the Third Proportional to 2,553,386 and 3,883,143

Step by Step Solution

1. Step 1: Write the proportion equation
   2,553,386 : 3,883,143 = 3,883,143 : x
2. Step 2: Convert to fraction form
   2,553,386/3,883,143 = 3,883,143/x
3. Step 3: Cross multiply
   2,553,386x = 3,883,143 × 3,883,143
4. Step 4: Simplify right side
   2,553,386x = 15,078,799,558,449
5. Step 5: Solve for x
   x = 15,078,799,558,449/2,553,386
6. Step 6: Final answer
   x = 5,905,413.27