Finding the Third Proportional to 2,015,881 and 3,121,332

Step by Step Solution

1. Step 1: Write the proportion equation
   2,015,881 : 3,121,332 = 3,121,332 : x
2. Step 2: Convert to fraction form
   2,015,881/3,121,332 = 3,121,332/x
3. Step 3: Cross multiply
   2,015,881x = 3,121,332 × 3,121,332
4. Step 4: Simplify right side
   2,015,881x = 9,742,713,454,224
5. Step 5: Solve for x
   x = 9,742,713,454,224/2,015,881
6. Step 6: Final answer
   x = 4,832,980.45