Finding the Third Proportional to 589,960 and 915,036

Step by Step Solution

1. Step 1: Write the proportion equation
   589,960 : 915,036 = 915,036 : x
2. Step 2: Convert to fraction form
   589,960/915,036 = 915,036/x
3. Step 3: Cross multiply
   589,960x = 915,036 × 915,036
4. Step 4: Simplify right side
   589,960x = 837,290,881,296
5. Step 5: Solve for x
   x = 837,290,881,296/589,960
6. Step 6: Final answer
   x = 1,419,233.31