Finding the Third Proportional to 787,066 and 1,186,145

Step by Step Solution

1. Step 1: Write the proportion equation
   787,066 : 1,186,145 = 1,186,145 : x
2. Step 2: Convert to fraction form
   787,066/1,186,145 = 1,186,145/x
3. Step 3: Cross multiply
   787,066x = 1,186,145 × 1,186,145
4. Step 4: Simplify right side
   787,066x = 1,406,939,961,025
5. Step 5: Solve for x
   x = 1,406,939,961,025/787,066
6. Step 6: Final answer
   x = 1,787,575.58