Finding the Fourth Proportional to 10,498.56, 14,487.84 and 5,783.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,498.56 : 14,487.84 = 5,783.28 : x
2. Step 2: Convert to fraction form
   10,498.56/14,487.84 = 5,783.28/x
3. Step 3: Cross multiply
   10,498.56x = 14,487.84 × 5,783.28
4. Step 4: Simplify right side
   10,498.56x = 83,787,235.32
5. Step 5: Solve for x
   x = 83,787,235.32/10,498.56
6. Step 6: Final answer
   x = 7,980.83