Finding the Fourth Proportional to 8,262,900.86, 12,396,343.89 and 2,870,766.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,262,900.86 : 12,396,343.89 = 2,870,766.50 : x
2. Step 2: Convert to fraction form
   8,262,900.86/12,396,343.89 = 2,870,766.50/x
3. Step 3: Cross multiply
   8,262,900.86x = 12,396,343.89 × 2,870,766.50
4. Step 4: Simplify right side
   8,262,900.86x = 35,587,008,761,891.69
5. Step 5: Solve for x
   x = 35,587,008,761,891.69/8,262,900.86
6. Step 6: Final answer
   x = 4,306,842.04