Finding the Third Proportional to 353,886 and 769,977.75

Step by Step Solution

1. Step 1: Write the proportion equation
   353,886 : 769,977.75 = 769,977.75 : x
2. Step 2: Convert to fraction form
   353,886/769,977.75 = 769,977.75/x
3. Step 3: Cross multiply
   353,886x = 769,977.75 × 769,977.75
4. Step 4: Simplify right side
   353,886x = 592,865,735,495.06
5. Step 5: Solve for x
   x = 592,865,735,495.06/353,886
6. Step 6: Final answer
   x = 1,675,301.47