Finding the Fourth Proportional to 8,900.07, 12,282.30 and 5,761.71

Step by Step Solution

1. Step 1: Write the proportion equation
   8,900.07 : 12,282.30 = 5,761.71 : x
2. Step 2: Convert to fraction form
   8,900.07/12,282.30 = 5,761.71/x
3. Step 3: Cross multiply
   8,900.07x = 12,282.30 × 5,761.71
4. Step 4: Simplify right side
   8,900.07x = 70,767,050.73
5. Step 5: Solve for x
   x = 70,767,050.73/8,900.07
6. Step 6: Final answer
   x = 7,951.29