Finding the Third Proportional to 525,072 and 1,145,169

Step by Step Solution

1. Step 1: Write the proportion equation
   525,072 : 1,145,169 = 1,145,169 : x
2. Step 2: Convert to fraction form
   525,072/1,145,169 = 1,145,169/x
3. Step 3: Cross multiply
   525,072x = 1,145,169 × 1,145,169
4. Step 4: Simplify right side
   525,072x = 1,311,412,038,561
5. Step 5: Solve for x
   x = 1,311,412,038,561/525,072
6. Step 6: Final answer
   x = 2,497,585.17