Finding the Third Proportional to 556,000 and 1,213,968

Step by Step Solution

1. Step 1: Write the proportion equation
   556,000 : 1,213,968 = 1,213,968 : x
2. Step 2: Convert to fraction form
   556,000/1,213,968 = 1,213,968/x
3. Step 3: Cross multiply
   556,000x = 1,213,968 × 1,213,968
4. Step 4: Simplify right side
   556,000x = 1,473,718,305,024
5. Step 5: Solve for x
   x = 1,473,718,305,024/556,000
6. Step 6: Final answer
   x = 2,650,572.49