Finding the Fourth Proportional to 14,385.78, 19,846.56 and 10,617.93

Step by Step Solution

1. Step 1: Write the proportion equation
   14,385.78 : 19,846.56 = 10,617.93 : x
2. Step 2: Convert to fraction form
   14,385.78/19,846.56 = 10,617.93/x
3. Step 3: Cross multiply
   14,385.78x = 19,846.56 × 10,617.93
4. Step 4: Simplify right side
   14,385.78x = 210,729,384.82
5. Step 5: Solve for x
   x = 210,729,384.82/14,385.78
6. Step 6: Final answer
   x = 14,648.45