Finding the Fourth Proportional to 16,298.79, 22,491.55 and 10,009.95

Step by Step Solution

1. Step 1: Write the proportion equation
   16,298.79 : 22,491.55 = 10,009.95 : x
2. Step 2: Convert to fraction form
   16,298.79/22,491.55 = 10,009.95/x
3. Step 3: Cross multiply
   16,298.79x = 22,491.55 × 10,009.95
4. Step 4: Simplify right side
   16,298.79x = 225,139,128.42
5. Step 5: Solve for x
   x = 225,139,128.42/16,298.79
6. Step 6: Final answer
   x = 13,813.25