Finding the Fourth Proportional to 7,024.72, 10,535.46 and 3,127

Step by Step Solution

1. Step 1: Write the proportion equation
   7,024.72 : 10,535.46 = 3,127 : x
2. Step 2: Convert to fraction form
   7,024.72/10,535.46 = 3,127/x
3. Step 3: Cross multiply
   7,024.72x = 10,535.46 × 3,127
4. Step 4: Simplify right side
   7,024.72x = 32,944,383.42
5. Step 5: Solve for x
   x = 32,944,383.42/7,024.72
6. Step 6: Final answer
   x = 4,689.78