Finding the Fourth Proportional to 12,895.50, 19,335.72 and 4,008.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,895.50 : 19,335.72 = 4,008.42 : x
2. Step 2: Convert to fraction form
   12,895.50/19,335.72 = 4,008.42/x
3. Step 3: Cross multiply
   12,895.50x = 19,335.72 × 4,008.42
4. Step 4: Simplify right side
   12,895.50x = 77,505,686.76
5. Step 5: Solve for x
   x = 77,505,686.76/12,895.50
6. Step 6: Final answer
   x = 6,010.29