Finding the Third Proportional to 401,139 and 881,010

Step by Step Solution

1. Step 1: Write the proportion equation
   401,139 : 881,010 = 881,010 : x
2. Step 2: Convert to fraction form
   401,139/881,010 = 881,010/x
3. Step 3: Cross multiply
   401,139x = 881,010 × 881,010
4. Step 4: Simplify right side
   401,139x = 776,178,620,100
5. Step 5: Solve for x
   x = 776,178,620,100/401,139
6. Step 6: Final answer
   x = 1,934,936.82