Finding the Third Proportional to 1,437,085 and 1,998,131

Step by Step Solution

1. Step 1: Write the proportion equation
   1,437,085 : 1,998,131 = 1,998,131 : x
2. Step 2: Convert to fraction form
   1,437,085/1,998,131 = 1,998,131/x
3. Step 3: Cross multiply
   1,437,085x = 1,998,131 × 1,998,131
4. Step 4: Simplify right side
   1,437,085x = 3,992,527,493,161
5. Step 5: Solve for x
   x = 3,992,527,493,161/1,437,085
6. Step 6: Final answer
   x = 2,778,212.49