Finding the Fourth Proportional to 5,077.34, 7,004.76 and 3,188.12

Step by Step Solution

1. Step 1: Write the proportion equation
   5,077.34 : 7,004.76 = 3,188.12 : x
2. Step 2: Convert to fraction form
   5,077.34/7,004.76 = 3,188.12/x
3. Step 3: Cross multiply
   5,077.34x = 7,004.76 × 3,188.12
4. Step 4: Simplify right side
   5,077.34x = 22,332,015.45
5. Step 5: Solve for x
   x = 22,332,015.45/5,077.34
6. Step 6: Final answer
   x = 4,398.37