Finding the Fourth Proportional to 4,878.05, 7,307.89 and 2,409.98

Step by Step Solution

1. Step 1: Write the proportion equation
   4,878.05 : 7,307.89 = 2,409.98 : x
2. Step 2: Convert to fraction form
   4,878.05/7,307.89 = 2,409.98/x
3. Step 3: Cross multiply
   4,878.05x = 7,307.89 × 2,409.98
4. Step 4: Simplify right side
   4,878.05x = 17,611,826.18
5. Step 5: Solve for x
   x = 17,611,826.18/4,878.05
6. Step 6: Final answer
   x = 3,610.43