Finding the Third Proportional to 788,412 and 1,729,428

Step by Step Solution

1. Step 1: Write the proportion equation
   788,412 : 1,729,428 = 1,729,428 : x
2. Step 2: Convert to fraction form
   788,412/1,729,428 = 1,729,428/x
3. Step 3: Cross multiply
   788,412x = 1,729,428 × 1,729,428
4. Step 4: Simplify right side
   788,412x = 2,990,921,207,184
5. Step 5: Solve for x
   x = 2,990,921,207,184/788,412
6. Step 6: Final answer
   x = 3,793,601.83