Finding the Fourth Proportional to 12,510.72, 18,764.64 and 3,277.44

Step by Step Solution

1. Step 1: Write the proportion equation
   12,510.72 : 18,764.64 = 3,277.44 : x
2. Step 2: Convert to fraction form
   12,510.72/18,764.64 = 3,277.44/x
3. Step 3: Cross multiply
   12,510.72x = 18,764.64 × 3,277.44
4. Step 4: Simplify right side
   12,510.72x = 61,499,981.72
5. Step 5: Solve for x
   x = 61,499,981.72/12,510.72
6. Step 6: Final answer
   x = 4,915.78