Finding the Third Proportional to 556,546 and 1,218,052

Step by Step Solution

1. Step 1: Write the proportion equation
   556,546 : 1,218,052 = 1,218,052 : x
2. Step 2: Convert to fraction form
   556,546/1,218,052 = 1,218,052/x
3. Step 3: Cross multiply
   556,546x = 1,218,052 × 1,218,052
4. Step 4: Simplify right side
   556,546x = 1,483,650,674,704
5. Step 5: Solve for x
   x = 1,483,650,674,704/556,546
6. Step 6: Final answer
   x = 2,665,818.59