Finding the Fourth Proportional to 5,272.56, 7,275.42 and 2,914.02

Step by Step Solution

1. Step 1: Write the proportion equation
   5,272.56 : 7,275.42 = 2,914.02 : x
2. Step 2: Convert to fraction form
   5,272.56/7,275.42 = 2,914.02/x
3. Step 3: Cross multiply
   5,272.56x = 7,275.42 × 2,914.02
4. Step 4: Simplify right side
   5,272.56x = 21,200,719.39
5. Step 5: Solve for x
   x = 21,200,719.39/5,272.56
6. Step 6: Final answer
   x = 4,020.95