Finding the Fourth Proportional to 8,895.90, 12,276.27 and 4,917

Step by Step Solution

1. Step 1: Write the proportion equation
   8,895.90 : 12,276.27 = 4,917 : x
2. Step 2: Convert to fraction form
   8,895.90/12,276.27 = 4,917/x
3. Step 3: Cross multiply
   8,895.90x = 12,276.27 × 4,917
4. Step 4: Simplify right side
   8,895.90x = 60,362,419.59
5. Step 5: Solve for x
   x = 60,362,419.59/8,895.90
6. Step 6: Final answer
   x = 6,785.42