Finding the Third Proportional to 368,954 and 556,010

Step by Step Solution

1. Step 1: Write the proportion equation
   368,954 : 556,010 = 556,010 : x
2. Step 2: Convert to fraction form
   368,954/556,010 = 556,010/x
3. Step 3: Cross multiply
   368,954x = 556,010 × 556,010
4. Step 4: Simplify right side
   368,954x = 309,147,120,100
5. Step 5: Solve for x
   x = 309,147,120,100/368,954
6. Step 6: Final answer
   x = 837,901.53