Finding the Fourth Proportional to 12,498.94, 18,753.59 and 5,475.33

Step by Step Solution

1. Step 1: Write the proportion equation
   12,498.94 : 18,753.59 = 5,475.33 : x
2. Step 2: Convert to fraction form
   12,498.94/18,753.59 = 5,475.33/x
3. Step 3: Cross multiply
   12,498.94x = 18,753.59 × 5,475.33
4. Step 4: Simplify right side
   12,498.94x = 102,681,972.79
5. Step 5: Solve for x
   x = 102,681,972.79/12,498.94
6. Step 6: Final answer
   x = 8,215.25