Finding the Third Proportional to 692,936 and 1,036,578.50

Step by Step Solution

1. Step 1: Write the proportion equation
   692,936 : 1,036,578.50 = 1,036,578.50 : x
2. Step 2: Convert to fraction form
   692,936/1,036,578.50 = 1,036,578.50/x
3. Step 3: Cross multiply
   692,936x = 1,036,578.50 × 1,036,578.50
4. Step 4: Simplify right side
   692,936x = 1,074,494,986,662.25
5. Step 5: Solve for x
   x = 1,074,494,986,662.25/692,936
6. Step 6: Final answer
   x = 1,550,641.02