Finding the Third Proportional to 3,181,332 and 4,818,330

Step by Step Solution

1. Step 1: Write the proportion equation
   3,181,332 : 4,818,330 = 4,818,330 : x
2. Step 2: Convert to fraction form
   3,181,332/4,818,330 = 4,818,330/x
3. Step 3: Cross multiply
   3,181,332x = 4,818,330 × 4,818,330
4. Step 4: Simplify right side
   3,181,332x = 23,216,303,988,900
5. Step 5: Solve for x
   x = 23,216,303,988,900/3,181,332
6. Step 6: Final answer
   x = 7,297,667.77