Finding the Third Proportional to 799,590 and 1,143,421.50

Step by Step Solution

1. Step 1: Write the proportion equation
   799,590 : 1,143,421.50 = 1,143,421.50 : x
2. Step 2: Convert to fraction form
   799,590/1,143,421.50 = 1,143,421.50/x
3. Step 3: Cross multiply
   799,590x = 1,143,421.50 × 1,143,421.50
4. Step 4: Simplify right side
   799,590x = 1,307,412,726,662.25
5. Step 5: Solve for x
   x = 1,307,412,726,662.25/799,590
6. Step 6: Final answer
   x = 1,635,103.90