Finding the Third Proportional to 574,220 and 881,404

Step by Step Solution

1. Step 1: Write the proportion equation
   574,220 : 881,404 = 881,404 : x
2. Step 2: Convert to fraction form
   574,220/881,404 = 881,404/x
3. Step 3: Cross multiply
   574,220x = 881,404 × 881,404
4. Step 4: Simplify right side
   574,220x = 776,873,011,216
5. Step 5: Solve for x
   x = 776,873,011,216/574,220
6. Step 6: Final answer
   x = 1,352,918.76