Finding the Fourth Proportional to 8,996.70, 12,415.50 and 5,017.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,996.70 : 12,415.50 = 5,017.98 : x
2. Step 2: Convert to fraction form
   8,996.70/12,415.50 = 5,017.98/x
3. Step 3: Cross multiply
   8,996.70x = 12,415.50 × 5,017.98
4. Step 4: Simplify right side
   8,996.70x = 62,300,730.69
5. Step 5: Solve for x
   x = 62,300,730.69/8,996.70
6. Step 6: Final answer
   x = 6,924.84