Finding the Fourth Proportional to 3,547.38, 5,311.76 and 2,501.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,547.38 : 5,311.76 = 2,501.72 : x
2. Step 2: Convert to fraction form
   3,547.38/5,311.76 = 2,501.72/x
3. Step 3: Cross multiply
   3,547.38x = 5,311.76 × 2,501.72
4. Step 4: Simplify right side
   3,547.38x = 13,288,536.23
5. Step 5: Solve for x
   x = 13,288,536.23/3,547.38
6. Step 6: Final answer
   x = 3,746.01