Finding the Fourth Proportional to 5,116.52, 7,061.10 and 3,126.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,116.52 : 7,061.10 = 3,126.56 : x
2. Step 2: Convert to fraction form
   5,116.52/7,061.10 = 3,126.56/x
3. Step 3: Cross multiply
   5,116.52x = 7,061.10 × 3,126.56
4. Step 4: Simplify right side
   5,116.52x = 22,076,952.82
5. Step 5: Solve for x
   x = 22,076,952.82/5,116.52
6. Step 6: Final answer
   x = 4,314.84