Finding the Third Proportional to 2,131,265 and 4,565,770

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131,265 : 4,565,770 = 4,565,770 : x
2. Step 2: Convert to fraction form
   2,131,265/4,565,770 = 4,565,770/x
3. Step 3: Cross multiply
   2,131,265x = 4,565,770 × 4,565,770
4. Step 4: Simplify right side
   2,131,265x = 20,846,255,692,900
5. Step 5: Solve for x
   x = 20,846,255,692,900/2,131,265
6. Step 6: Final answer
   x = 9,781,165.50