Finding the Third Proportional to 352,779.75 and 773,111.25

Step by Step Solution

1. Step 1: Write the proportion equation
   352,779.75 : 773,111.25 = 773,111.25 : x
2. Step 2: Convert to fraction form
   352,779.75/773,111.25 = 773,111.25/x
3. Step 3: Cross multiply
   352,779.75x = 773,111.25 × 773,111.25
4. Step 4: Simplify right side
   352,779.75x = 597,701,004,876.56
5. Step 5: Solve for x
   x = 597,701,004,876.56/352,779.75
6. Step 6: Final answer
   x = 1,694,261.09