Finding the Fourth Proportional to 4,914.47, 7,316.12 and 4,885.29

Step by Step Solution

1. Step 1: Write the proportion equation
   4,914.47 : 7,316.12 = 4,885.29 : x
2. Step 2: Convert to fraction form
   4,914.47/7,316.12 = 4,885.29/x
3. Step 3: Cross multiply
   4,914.47x = 7,316.12 × 4,885.29
4. Step 4: Simplify right side
   4,914.47x = 35,741,380.09
5. Step 5: Solve for x
   x = 35,741,380.09/4,914.47
6. Step 6: Final answer
   x = 7,272.68