Finding the Third Proportional to 1,687,749 and 2,254,549.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,687,749 : 2,254,549.50 = 2,254,549.50 : x
2. Step 2: Convert to fraction form
   1,687,749/2,254,549.50 = 2,254,549.50/x
3. Step 3: Cross multiply
   1,687,749x = 2,254,549.50 × 2,254,549.50
4. Step 4: Simplify right side
   1,687,749x = 5,082,993,447,950.25
5. Step 5: Solve for x
   x = 5,082,993,447,950.25/1,687,749
6. Step 6: Final answer
   x = 3,011,699.87