Finding the Third Proportional to 915,004 and 1,388,058

Step by Step Solution

1. Step 1: Write the proportion equation
   915,004 : 1,388,058 = 1,388,058 : x
2. Step 2: Convert to fraction form
   915,004/1,388,058 = 1,388,058/x
3. Step 3: Cross multiply
   915,004x = 1,388,058 × 1,388,058
4. Step 4: Simplify right side
   915,004x = 1,926,705,011,364
5. Step 5: Solve for x
   x = 1,926,705,011,364/915,004
6. Step 6: Final answer
   x = 2,105,679.33