Finding the Fourth Proportional to 5,064.56, 6,988.89 and 2,939.98

Step by Step Solution

1. Step 1: Write the proportion equation
   5,064.56 : 6,988.89 = 2,939.98 : x
2. Step 2: Convert to fraction form
   5,064.56/6,988.89 = 2,939.98/x
3. Step 3: Cross multiply
   5,064.56x = 6,988.89 × 2,939.98
4. Step 4: Simplify right side
   5,064.56x = 20,547,196.82
5. Step 5: Solve for x
   x = 20,547,196.82/5,064.56
6. Step 6: Final answer
   x = 4,057.05