Finding the Fourth Proportional to 8,824.71, 12,178.25 and 4,845.99

Step by Step Solution

1. Step 1: Write the proportion equation
   8,824.71 : 12,178.25 = 4,845.99 : x
2. Step 2: Convert to fraction form
   8,824.71/12,178.25 = 4,845.99/x
3. Step 3: Cross multiply
   8,824.71x = 12,178.25 × 4,845.99
4. Step 4: Simplify right side
   8,824.71x = 59,015,677.72
5. Step 5: Solve for x
   x = 59,015,677.72/8,824.71
6. Step 6: Final answer
   x = 6,687.55