Finding the Third Proportional to 692,644 and 1,036,178

Step by Step Solution

1. Step 1: Write the proportion equation
   692,644 : 1,036,178 = 1,036,178 : x
2. Step 2: Convert to fraction form
   692,644/1,036,178 = 1,036,178/x
3. Step 3: Cross multiply
   692,644x = 1,036,178 × 1,036,178
4. Step 4: Simplify right side
   692,644x = 1,073,664,847,684
5. Step 5: Solve for x
   x = 1,073,664,847,684/692,644
6. Step 6: Final answer
   x = 1,550,096.22