Finding the Third Proportional to 825,210 and 1,113,399

Step by Step Solution

1. Step 1: Write the proportion equation
   825,210 : 1,113,399 = 1,113,399 : x
2. Step 2: Convert to fraction form
   825,210/1,113,399 = 1,113,399/x
3. Step 3: Cross multiply
   825,210x = 1,113,399 × 1,113,399
4. Step 4: Simplify right side
   825,210x = 1,239,657,333,201
5. Step 5: Solve for x
   x = 1,239,657,333,201/825,210
6. Step 6: Final answer
   x = 1,502,232.56