Finding the Third Proportional to 2,131,254 and 4,565,748

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131,254 : 4,565,748 = 4,565,748 : x
2. Step 2: Convert to fraction form
   2,131,254/4,565,748 = 4,565,748/x
3. Step 3: Cross multiply
   2,131,254x = 4,565,748 × 4,565,748
4. Step 4: Simplify right side
   2,131,254x = 20,846,054,799,504
5. Step 5: Solve for x
   x = 20,846,054,799,504/2,131,254
6. Step 6: Final answer
   x = 9,781,121.72