Finding the Third Proportional to 2,938,611 and 4,540,902.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,938,611 : 4,540,902.50 = 4,540,902.50 : x
2. Step 2: Convert to fraction form
   2,938,611/4,540,902.50 = 4,540,902.50/x
3. Step 3: Cross multiply
   2,938,611x = 4,540,902.50 × 4,540,902.50
4. Step 4: Simplify right side
   2,938,611x = 20,619,795,514,506.25
5. Step 5: Solve for x
   x = 20,619,795,514,506.25/2,938,611
6. Step 6: Final answer
   x = 7,016,850.99