Finding the Third Proportional to 2,636,879.81 and 3,962,340.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,636,879.81 : 3,962,340.56 = 3,962,340.56 : x
2. Step 2: Convert to fraction form
   2,636,879.81/3,962,340.56 = 3,962,340.56/x
3. Step 3: Cross multiply
   2,636,879.81x = 3,962,340.56 × 3,962,340.56
4. Step 4: Simplify right side
   2,636,879.81x = 15,700,142,733,232.82
5. Step 5: Solve for x
   x = 15,700,142,733,232.82/2,636,879.81
6. Step 6: Final answer
   x = 5,954,060.80