Finding the Third Proportional to 525,729 and 1,143,720

Step by Step Solution

1. Step 1: Write the proportion equation
   525,729 : 1,143,720 = 1,143,720 : x
2. Step 2: Convert to fraction form
   525,729/1,143,720 = 1,143,720/x
3. Step 3: Cross multiply
   525,729x = 1,143,720 × 1,143,720
4. Step 4: Simplify right side
   525,729x = 1,308,095,438,400
5. Step 5: Solve for x
   x = 1,308,095,438,400/525,729
6. Step 6: Final answer
   x = 2,488,155.38