Finding the Fourth Proportional to 5,292.72, 7,307.40 and 3,613.52

Step by Step Solution

1. Step 1: Write the proportion equation
   5,292.72 : 7,307.40 = 3,613.52 : x
2. Step 2: Convert to fraction form
   5,292.72/7,307.40 = 3,613.52/x
3. Step 3: Cross multiply
   5,292.72x = 7,307.40 × 3,613.52
4. Step 4: Simplify right side
   5,292.72x = 26,405,399.51
5. Step 5: Solve for x
   x = 26,405,399.51/5,292.72
6. Step 6: Final answer
   x = 4,989.00