Finding the Fourth Proportional to 5,112.10, 7,055.94 and 3,124.33

Step by Step Solution

1. Step 1: Write the proportion equation
   5,112.10 : 7,055.94 = 3,124.33 : x
2. Step 2: Convert to fraction form
   5,112.10/7,055.94 = 3,124.33/x
3. Step 3: Cross multiply
   5,112.10x = 7,055.94 × 3,124.33
4. Step 4: Simplify right side
   5,112.10x = 22,045,085.02
5. Step 5: Solve for x
   x = 22,045,085.02/5,112.10
6. Step 6: Final answer
   x = 4,312.33