Finding the Third Proportional to 1,721,088 and 3,781,872

Step by Step Solution

1. Step 1: Write the proportion equation
   1,721,088 : 3,781,872 = 3,781,872 : x
2. Step 2: Convert to fraction form
   1,721,088/3,781,872 = 3,781,872/x
3. Step 3: Cross multiply
   1,721,088x = 3,781,872 × 3,781,872
4. Step 4: Simplify right side
   1,721,088x = 14,302,555,824,384
5. Step 5: Solve for x
   x = 14,302,555,824,384/1,721,088
6. Step 6: Final answer
   x = 8,310,182.76