Finding the Third Proportional to 1,153,318 and 1,775,112

Step by Step Solution

1. Step 1: Write the proportion equation
   1,153,318 : 1,775,112 = 1,775,112 : x
2. Step 2: Convert to fraction form
   1,153,318/1,775,112 = 1,775,112/x
3. Step 3: Cross multiply
   1,153,318x = 1,775,112 × 1,775,112
4. Step 4: Simplify right side
   1,153,318x = 3,151,022,612,544
5. Step 5: Solve for x
   x = 3,151,022,612,544/1,153,318
6. Step 6: Final answer
   x = 2,732,136.85