Finding the Fourth Proportional to 14,212.17, 19,612.71 and 7,924.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,212.17 : 19,612.71 = 7,924.50 : x
2. Step 2: Convert to fraction form
   14,212.17/19,612.71 = 7,924.50/x
3. Step 3: Cross multiply
   14,212.17x = 19,612.71 × 7,924.50
4. Step 4: Simplify right side
   14,212.17x = 155,420,920.40
5. Step 5: Solve for x
   x = 155,420,920.40/14,212.17
6. Step 6: Final answer
   x = 10,935.76