Finding the Fourth Proportional to 3,998,116.50, 5,517,400.77 and 2,162,574.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,998,116.50 : 5,517,400.77 = 2,162,574.69 : x
2. Step 2: Convert to fraction form
   3,998,116.50/5,517,400.77 = 2,162,574.69/x
3. Step 3: Cross multiply
   3,998,116.50x = 5,517,400.77 × 2,162,574.69
4. Step 4: Simplify right side
   3,998,116.50x = 11,931,791,259,788.51
5. Step 5: Solve for x
   x = 11,931,791,259,788.51/3,998,116.50
6. Step 6: Final answer
   x = 2,984,353.07