Finding the Fourth Proportional to 14,234.51, 19,642.83 and 7,947.29

Step by Step Solution

1. Step 1: Write the proportion equation
   14,234.51 : 19,642.83 = 7,947.29 : x
2. Step 2: Convert to fraction form
   14,234.51/19,642.83 = 7,947.29/x
3. Step 3: Cross multiply
   14,234.51x = 19,642.83 × 7,947.29
4. Step 4: Simplify right side
   14,234.51x = 156,107,266.43
5. Step 5: Solve for x
   x = 156,107,266.43/14,234.51
6. Step 6: Final answer
   x = 10,966.82