Finding the Fourth Proportional to 14,521.31, 21,726.94 and 8,601.38

Step by Step Solution

1. Step 1: Write the proportion equation
   14,521.31 : 21,726.94 = 8,601.38 : x
2. Step 2: Convert to fraction form
   14,521.31/21,726.94 = 8,601.38/x
3. Step 3: Cross multiply
   14,521.31x = 21,726.94 × 8,601.38
4. Step 4: Simplify right side
   14,521.31x = 186,881,667.18
5. Step 5: Solve for x
   x = 186,881,667.18/14,521.31
6. Step 6: Final answer
   x = 12,869.48