Finding the Fourth Proportional to 22,300.02, 30,774.02 and 12,228.63

Step by Step Solution

1. Step 1: Write the proportion equation
   22,300.02 : 30,774.02 = 12,228.63 : x
2. Step 2: Convert to fraction form
   22,300.02/30,774.02 = 12,228.63/x
3. Step 3: Cross multiply
   22,300.02x = 30,774.02 × 12,228.63
4. Step 4: Simplify right side
   22,300.02x = 376,324,043.05
5. Step 5: Solve for x
   x = 376,324,043.05/22,300.02
6. Step 6: Final answer
   x = 16,875.50