Finding the Fourth Proportional to 7,513.16, 10,370.57 and 5,275.58

Step by Step Solution

1. Step 1: Write the proportion equation
   7,513.16 : 10,370.57 = 5,275.58 : x
2. Step 2: Convert to fraction form
   7,513.16/10,370.57 = 5,275.58/x
3. Step 3: Cross multiply
   7,513.16x = 10,370.57 × 5,275.58
4. Step 4: Simplify right side
   7,513.16x = 54,710,693.45
5. Step 5: Solve for x
   x = 54,710,693.45/7,513.16
6. Step 6: Final answer
   x = 7,281.99