Finding the Fourth Proportional to 10,307.98, 14,216.23 and 7,923.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,307.98 : 14,216.23 = 7,923.72 : x
2. Step 2: Convert to fraction form
   10,307.98/14,216.23 = 7,923.72/x
3. Step 3: Cross multiply
   10,307.98x = 14,216.23 × 7,923.72
4. Step 4: Simplify right side
   10,307.98x = 112,645,425.98
5. Step 5: Solve for x
   x = 112,645,425.98/10,307.98
6. Step 6: Final answer
   x = 10,927.98