Finding the Third Proportional to 1,314,522 and 2,691,216

Step by Step Solution

1. Step 1: Write the proportion equation
   1,314,522 : 2,691,216 = 2,691,216 : x
2. Step 2: Convert to fraction form
   1,314,522/2,691,216 = 2,691,216/x
3. Step 3: Cross multiply
   1,314,522x = 2,691,216 × 2,691,216
4. Step 4: Simplify right side
   1,314,522x = 7,242,643,558,656
5. Step 5: Solve for x
   x = 7,242,643,558,656/1,314,522
6. Step 6: Final answer
   x = 5,509,716.50