Finding the Fourth Proportional to 8,023.72, 12,019.20 and 4,726.84

Step by Step Solution

1. Step 1: Write the proportion equation
   8,023.72 : 12,019.20 = 4,726.84 : x
2. Step 2: Convert to fraction form
   8,023.72/12,019.20 = 4,726.84/x
3. Step 3: Cross multiply
   8,023.72x = 12,019.20 × 4,726.84
4. Step 4: Simplify right side
   8,023.72x = 56,812,835.33
5. Step 5: Solve for x
   x = 56,812,835.33/8,023.72
6. Step 6: Final answer
   x = 7,080.61