Finding the Third Proportional to 2,611,985 and 3,957,480.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,611,985 : 3,957,480.50 = 3,957,480.50 : x
2. Step 2: Convert to fraction form
   2,611,985/3,957,480.50 = 3,957,480.50/x
3. Step 3: Cross multiply
   2,611,985x = 3,957,480.50 × 3,957,480.50
4. Step 4: Simplify right side
   2,611,985x = 15,661,651,907,880.25
5. Step 5: Solve for x
   x = 15,661,651,907,880.25/2,611,985
6. Step 6: Final answer
   x = 5,996,072.68