Finding the Third Proportional to 336,768 and 731,666.25

Step by Step Solution

1. Step 1: Write the proportion equation
   336,768 : 731,666.25 = 731,666.25 : x
2. Step 2: Convert to fraction form
   336,768/731,666.25 = 731,666.25/x
3. Step 3: Cross multiply
   336,768x = 731,666.25 × 731,666.25
4. Step 4: Simplify right side
   336,768x = 535,335,501,389.06
5. Step 5: Solve for x
   x = 535,335,501,389.06/336,768
6. Step 6: Final answer
   x = 1,589,626.99