Finding the Third Proportional to 727,470 and 1,580,868

Step by Step Solution

1. Step 1: Write the proportion equation
   727,470 : 1,580,868 = 1,580,868 : x
2. Step 2: Convert to fraction form
   727,470/1,580,868 = 1,580,868/x
3. Step 3: Cross multiply
   727,470x = 1,580,868 × 1,580,868
4. Step 4: Simplify right side
   727,470x = 2,499,143,633,424
5. Step 5: Solve for x
   x = 2,499,143,633,424/727,470
6. Step 6: Final answer
   x = 3,435,390.65