Finding the Fourth Proportional to 7,293.04, 10,947.76 and 2,913.57

Step by Step Solution

1. Step 1: Write the proportion equation
   7,293.04 : 10,947.76 = 2,913.57 : x
2. Step 2: Convert to fraction form
   7,293.04/10,947.76 = 2,913.57/x
3. Step 3: Cross multiply
   7,293.04x = 10,947.76 × 2,913.57
4. Step 4: Simplify right side
   7,293.04x = 31,897,057.82
5. Step 5: Solve for x
   x = 31,897,057.82/7,293.04
6. Step 6: Final answer
   x = 4,373.63