Finding the Third Proportional to 1,186,366 and 2,559,356

Step by Step Solution

1. Step 1: Write the proportion equation
   1,186,366 : 2,559,356 = 2,559,356 : x
2. Step 2: Convert to fraction form
   1,186,366/2,559,356 = 2,559,356/x
3. Step 3: Cross multiply
   1,186,366x = 2,559,356 × 2,559,356
4. Step 4: Simplify right side
   1,186,366x = 6,550,303,134,736
5. Step 5: Solve for x
   x = 6,550,303,134,736/1,186,366
6. Step 6: Final answer
   x = 5,521,317.31