Finding the Fourth Proportional to 12,682.72, 19,026.96 and 4,893.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,682.72 : 19,026.96 = 4,893.76 : x
2. Step 2: Convert to fraction form
   12,682.72/19,026.96 = 4,893.76/x
3. Step 3: Cross multiply
   12,682.72x = 19,026.96 × 4,893.76
4. Step 4: Simplify right side
   12,682.72x = 93,113,375.77
5. Step 5: Solve for x
   x = 93,113,375.77/12,682.72
6. Step 6: Final answer
   x = 7,341.75