Finding the Third Proportional to 341,637.75 and 747,630

Step by Step Solution

1. Step 1: Write the proportion equation
   341,637.75 : 747,630 = 747,630 : x
2. Step 2: Convert to fraction form
   341,637.75/747,630 = 747,630/x
3. Step 3: Cross multiply
   341,637.75x = 747,630 × 747,630
4. Step 4: Simplify right side
   341,637.75x = 558,950,616,900
5. Step 5: Solve for x
   x = 558,950,616,900/341,637.75
6. Step 6: Final answer
   x = 1,636,091.49