Finding the Third Proportional to 788,434 and 1,726,131

Step by Step Solution

1. Step 1: Write the proportion equation
   788,434 : 1,726,131 = 1,726,131 : x
2. Step 2: Convert to fraction form
   788,434/1,726,131 = 1,726,131/x
3. Step 3: Cross multiply
   788,434x = 1,726,131 × 1,726,131
4. Step 4: Simplify right side
   788,434x = 2,979,528,229,161
5. Step 5: Solve for x
   x = 2,979,528,229,161/788,434
6. Step 6: Final answer
   x = 3,779,045.84