Finding the Fourth Proportional to 19,362.42, 29,024.03 and 13,123.07

Step by Step Solution

1. Step 1: Write the proportion equation
   19,362.42 : 29,024.03 = 13,123.07 : x
2. Step 2: Convert to fraction form
   19,362.42/29,024.03 = 13,123.07/x
3. Step 3: Cross multiply
   19,362.42x = 29,024.03 × 13,123.07
4. Step 4: Simplify right side
   19,362.42x = 380,884,166.64
5. Step 5: Solve for x
   x = 380,884,166.64/19,362.42
6. Step 6: Final answer
   x = 19,671.31