Finding the Third Proportional to 775,522.69 and 1,116,991.69

Step by Step Solution

1. Step 1: Write the proportion equation
   775,522.69 : 1,116,991.69 = 1,116,991.69 : x
2. Step 2: Convert to fraction form
   775,522.69/1,116,991.69 = 1,116,991.69/x
3. Step 3: Cross multiply
   775,522.69x = 1,116,991.69 × 1,116,991.69
4. Step 4: Simplify right side
   775,522.69x = 1,247,670,429,944.10
5. Step 5: Solve for x
   x = 1,247,670,429,944.10/775,522.69
6. Step 6: Final answer
   x = 1,608,812.29