Finding the Third Proportional to 525,447 and 832,155

Step by Step Solution

1. Step 1: Write the proportion equation
   525,447 : 832,155 = 832,155 : x
2. Step 2: Convert to fraction form
   525,447/832,155 = 832,155/x
3. Step 3: Cross multiply
   525,447x = 832,155 × 832,155
4. Step 4: Simplify right side
   525,447x = 692,481,944,025
5. Step 5: Solve for x
   x = 692,481,944,025/525,447
6. Step 6: Final answer
   x = 1,317,891.14