Finding the Fourth Proportional to 9,854.56, 14,770.86 and 4,928.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,854.56 : 14,770.86 = 4,928.32 : x
2. Step 2: Convert to fraction form
   9,854.56/14,770.86 = 4,928.32/x
3. Step 3: Cross multiply
   9,854.56x = 14,770.86 × 4,928.32
4. Step 4: Simplify right side
   9,854.56x = 72,795,524.76
5. Step 5: Solve for x
   x = 72,795,524.76/9,854.56
6. Step 6: Final answer
   x = 7,386.99