Finding the Third Proportional to 556,012 and 1,213,977

Step by Step Solution

1. Step 1: Write the proportion equation
   556,012 : 1,213,977 = 1,213,977 : x
2. Step 2: Convert to fraction form
   556,012/1,213,977 = 1,213,977/x
3. Step 3: Cross multiply
   556,012x = 1,213,977 × 1,213,977
4. Step 4: Simplify right side
   556,012x = 1,473,740,156,529
5. Step 5: Solve for x
   x = 1,473,740,156,529/556,012
6. Step 6: Final answer
   x = 2,650,554.59