Finding the Fourth Proportional to 4,962.63, 7,480.83 and 4,274.94

Step by Step Solution

1. Step 1: Write the proportion equation
   4,962.63 : 7,480.83 = 4,274.94 : x
2. Step 2: Convert to fraction form
   4,962.63/7,480.83 = 4,274.94/x
3. Step 3: Cross multiply
   4,962.63x = 7,480.83 × 4,274.94
4. Step 4: Simplify right side
   4,962.63x = 31,980,099.40
5. Step 5: Solve for x
   x = 31,980,099.40/4,962.63
6. Step 6: Final answer
   x = 6,444.18