Finding the Fourth Proportional to 12,932.72, 19,408.74 and 5,036.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,932.72 : 19,408.74 = 5,036.48 : x
2. Step 2: Convert to fraction form
   12,932.72/19,408.74 = 5,036.48/x
3. Step 3: Cross multiply
   12,932.72x = 19,408.74 × 5,036.48
4. Step 4: Simplify right side
   12,932.72x = 97,751,730.84
5. Step 5: Solve for x
   x = 97,751,730.84/12,932.72
6. Step 6: Final answer
   x = 7,558.48