Finding the Third Proportional to 556,002 and 1,213,972

Step by Step Solution

1. Step 1: Write the proportion equation
   556,002 : 1,213,972 = 1,213,972 : x
2. Step 2: Convert to fraction form
   556,002/1,213,972 = 1,213,972/x
3. Step 3: Cross multiply
   556,002x = 1,213,972 × 1,213,972
4. Step 4: Simplify right side
   556,002x = 1,473,728,016,784
5. Step 5: Solve for x
   x = 1,473,728,016,784/556,002
6. Step 6: Final answer
   x = 2,650,580.42