Finding the Fourth Proportional to 10,026.72, 15,037.92 and 3,453.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,026.72 : 15,037.92 = 3,453.12 : x
2. Step 2: Convert to fraction form
   10,026.72/15,037.92 = 3,453.12/x
3. Step 3: Cross multiply
   10,026.72x = 15,037.92 × 3,453.12
4. Step 4: Simplify right side
   10,026.72x = 51,927,742.31
5. Step 5: Solve for x
   x = 51,927,742.31/10,026.72
6. Step 6: Final answer
   x = 5,178.94