Finding the Fourth Proportional to 14,297.31, 19,729.75 and 7,923.74

Step by Step Solution

1. Step 1: Write the proportion equation
   14,297.31 : 19,729.75 = 7,923.74 : x
2. Step 2: Convert to fraction form
   14,297.31/19,729.75 = 7,923.74/x
3. Step 3: Cross multiply
   14,297.31x = 19,729.75 × 7,923.74
4. Step 4: Simplify right side
   14,297.31x = 156,333,271.00
5. Step 5: Solve for x
   x = 156,333,271.00/14,297.31
6. Step 6: Final answer
   x = 10,934.45