Finding the Fourth Proportional to 5,106.78, 7,047.81 and 3,010.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,106.78 : 7,047.81 = 3,010.50 : x
2. Step 2: Convert to fraction form
   5,106.78/7,047.81 = 3,010.50/x
3. Step 3: Cross multiply
   5,106.78x = 7,047.81 × 3,010.50
4. Step 4: Simplify right side
   5,106.78x = 21,217,432.01
5. Step 5: Solve for x
   x = 21,217,432.01/5,106.78
6. Step 6: Final answer
   x = 4,154.76