Finding the Third Proportional to 911,122.50 and 1,993,839

Step by Step Solution

1. Step 1: Write the proportion equation
   911,122.50 : 1,993,839 = 1,993,839 : x
2. Step 2: Convert to fraction form
   911,122.50/1,993,839 = 1,993,839/x
3. Step 3: Cross multiply
   911,122.50x = 1,993,839 × 1,993,839
4. Step 4: Simplify right side
   911,122.50x = 3,975,393,957,921
5. Step 5: Solve for x
   x = 3,975,393,957,921/911,122.50
6. Step 6: Final answer
   x = 4,363,182.73