Finding the Fourth Proportional to 12,738.88, 19,102.56 and 4,941.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,738.88 : 19,102.56 = 4,941.76 : x
2. Step 2: Convert to fraction form
   12,738.88/19,102.56 = 4,941.76/x
3. Step 3: Cross multiply
   12,738.88x = 19,102.56 × 4,941.76
4. Step 4: Simplify right side
   12,738.88x = 94,400,266.91
5. Step 5: Solve for x
   x = 94,400,266.91/12,738.88
6. Step 6: Final answer
   x = 7,410.41