Finding the Third Proportional to 788,978 and 1,725,578

Step by Step Solution

1. Step 1: Write the proportion equation
   788,978 : 1,725,578 = 1,725,578 : x
2. Step 2: Convert to fraction form
   788,978/1,725,578 = 1,725,578/x
3. Step 3: Cross multiply
   788,978x = 1,725,578 × 1,725,578
4. Step 4: Simplify right side
   788,978x = 2,977,619,434,084
5. Step 5: Solve for x
   x = 2,977,619,434,084/788,978
6. Step 6: Final answer
   x = 3,774,020.87