Finding the Third Proportional to 2,690,141.63 and 5,819,870.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,690,141.63 : 5,819,870.25 = 5,819,870.25 : x
2. Step 2: Convert to fraction form
   2,690,141.63/5,819,870.25 = 5,819,870.25/x
3. Step 3: Cross multiply
   2,690,141.63x = 5,819,870.25 × 5,819,870.25
4. Step 4: Simplify right side
   2,690,141.63x = 33,870,889,726,835.06
5. Step 5: Solve for x
   x = 33,870,889,726,835.06/2,690,141.63
6. Step 6: Final answer
   x = 12,590,745.93