Finding the Third Proportional to 2,140,969.50 and 3,131,082

Step by Step Solution

1. Step 1: Write the proportion equation
   2,140,969.50 : 3,131,082 = 3,131,082 : x
2. Step 2: Convert to fraction form
   2,140,969.50/3,131,082 = 3,131,082/x
3. Step 3: Cross multiply
   2,140,969.50x = 3,131,082 × 3,131,082
4. Step 4: Simplify right side
   2,140,969.50x = 9,803,674,490,724
5. Step 5: Solve for x
   x = 9,803,674,490,724/2,140,969.50
6. Step 6: Final answer
   x = 4,579,081.81