Finding the Fourth Proportional to 9,655.31, 14,479.90 and 3,079.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,655.31 : 14,479.90 = 3,079.98 : x
2. Step 2: Convert to fraction form
   9,655.31/14,479.90 = 3,079.98/x
3. Step 3: Cross multiply
   9,655.31x = 14,479.90 × 3,079.98
4. Step 4: Simplify right side
   9,655.31x = 44,597,794.70
5. Step 5: Solve for x
   x = 44,597,794.70/9,655.31
6. Step 6: Final answer
   x = 4,618.99