Finding the Fourth Proportional to 9,854.32, 14,783.71 and 3,280.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,854.32 : 14,783.71 = 3,280.76 : x
2. Step 2: Convert to fraction form
   9,854.32/14,783.71 = 3,280.76/x
3. Step 3: Cross multiply
   9,854.32x = 14,783.71 × 3,280.76
4. Step 4: Simplify right side
   9,854.32x = 48,501,857.82
5. Step 5: Solve for x
   x = 48,501,857.82/9,854.32
6. Step 6: Final answer
   x = 4,921.89