Finding the Fourth Proportional to 10,983.56, 16,470.30 and 4,740.58

Step by Step Solution

1. Step 1: Write the proportion equation
   10,983.56 : 16,470.30 = 4,740.58 : x
2. Step 2: Convert to fraction form
   10,983.56/16,470.30 = 4,740.58/x
3. Step 3: Cross multiply
   10,983.56x = 16,470.30 × 4,740.58
4. Step 4: Simplify right side
   10,983.56x = 78,078,774.77
5. Step 5: Solve for x
   x = 78,078,774.77/10,983.56
6. Step 6: Final answer
   x = 7,108.69