Finding the Fourth Proportional to 12,740.37, 19,095.98 and 4,942.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,740.37 : 19,095.98 = 4,942.50 : x
2. Step 2: Convert to fraction form
   12,740.37/19,095.98 = 4,942.50/x
3. Step 3: Cross multiply
   12,740.37x = 19,095.98 × 4,942.50
4. Step 4: Simplify right side
   12,740.37x = 94,381,856.44
5. Step 5: Solve for x
   x = 94,381,856.44/12,740.37
6. Step 6: Final answer
   x = 7,408.09