Finding the Fourth Proportional to 14,123.34, 21,083.48 and 13,098.06

Step by Step Solution

1. Step 1: Write the proportion equation
   14,123.34 : 21,083.48 = 13,098.06 : x
2. Step 2: Convert to fraction form
   14,123.34/21,083.48 = 13,098.06/x
3. Step 3: Cross multiply
   14,123.34x = 21,083.48 × 13,098.06
4. Step 4: Simplify right side
   14,123.34x = 276,152,620.56
5. Step 5: Solve for x
   x = 276,152,620.56/14,123.34
6. Step 6: Final answer
   x = 19,552.93