Finding the Third Proportional to 2,189,166.71 and 4,790,667.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,189,166.71 : 4,790,667.28 = 4,790,667.28 : x
2. Step 2: Convert to fraction form
   2,189,166.71/4,790,667.28 = 4,790,667.28/x
3. Step 3: Cross multiply
   2,189,166.71x = 4,790,667.28 × 4,790,667.28
4. Step 4: Simplify right side
   2,189,166.71x = 22,950,493,013,672.09
5. Step 5: Solve for x
   x = 22,950,493,013,672.09/2,189,166.71
6. Step 6: Final answer
   x = 10,483,666.18