Finding the Third Proportional to 354,035.50 and 767,147

Step by Step Solution

1. Step 1: Write the proportion equation
   354,035.50 : 767,147 = 767,147 : x
2. Step 2: Convert to fraction form
   354,035.50/767,147 = 767,147/x
3. Step 3: Cross multiply
   354,035.50x = 767,147 × 767,147
4. Step 4: Simplify right side
   354,035.50x = 588,514,519,609
5. Step 5: Solve for x
   x = 588,514,519,609/354,035.50
6. Step 6: Final answer
   x = 1,662,303.69