Finding the Third Proportional to 525,196 and 1,145,448

Step by Step Solution

1. Step 1: Write the proportion equation
   525,196 : 1,145,448 = 1,145,448 : x
2. Step 2: Convert to fraction form
   525,196/1,145,448 = 1,145,448/x
3. Step 3: Cross multiply
   525,196x = 1,145,448 × 1,145,448
4. Step 4: Simplify right side
   525,196x = 1,312,051,120,704
5. Step 5: Solve for x
   x = 1,312,051,120,704/525,196
6. Step 6: Final answer
   x = 2,498,212.33