Finding the Fourth Proportional to 8,698.37, 12,003.70 and 4,870.02

Step by Step Solution

1. Step 1: Write the proportion equation
   8,698.37 : 12,003.70 = 4,870.02 : x
2. Step 2: Convert to fraction form
   8,698.37/12,003.70 = 4,870.02/x
3. Step 3: Cross multiply
   8,698.37x = 12,003.70 × 4,870.02
4. Step 4: Simplify right side
   8,698.37x = 58,458,234.72
5. Step 5: Solve for x
   x = 58,458,234.72/8,698.37
6. Step 6: Final answer
   x = 6,720.60