Finding the Third Proportional to 518,908.50 and 1,139,973

Step by Step Solution

1. Step 1: Write the proportion equation
   518,908.50 : 1,139,973 = 1,139,973 : x
2. Step 2: Convert to fraction form
   518,908.50/1,139,973 = 1,139,973/x
3. Step 3: Cross multiply
   518,908.50x = 1,139,973 × 1,139,973
4. Step 4: Simplify right side
   518,908.50x = 1,299,538,440,729
5. Step 5: Solve for x
   x = 1,299,538,440,729/518,908.50
6. Step 6: Final answer
   x = 2,504,369.15