Finding the Fourth Proportional to 19,363.42, 29,025.52 and 13,124.07

Step by Step Solution

1. Step 1: Write the proportion equation
   19,363.42 : 29,025.52 = 13,124.07 : x
2. Step 2: Convert to fraction form
   19,363.42/29,025.52 = 13,124.07/x
3. Step 3: Cross multiply
   19,363.42x = 29,025.52 × 13,124.07
4. Step 4: Simplify right side
   19,363.42x = 380,932,956.27
5. Step 5: Solve for x
   x = 380,932,956.27/19,363.42
6. Step 6: Final answer
   x = 19,672.81