Finding the Third Proportional to 727,481 and 1,580,890

Step by Step Solution

1. Step 1: Write the proportion equation
   727,481 : 1,580,890 = 1,580,890 : x
2. Step 2: Convert to fraction form
   727,481/1,580,890 = 1,580,890/x
3. Step 3: Cross multiply
   727,481x = 1,580,890 × 1,580,890
4. Step 4: Simplify right side
   727,481x = 2,499,213,192,100
5. Step 5: Solve for x
   x = 2,499,213,192,100/727,481
6. Step 6: Final answer
   x = 3,435,434.32