Finding the Fourth Proportional to 22,140.06, 30,553.30 and 12,068.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,140.06 : 30,553.30 = 12,068.50 : x
2. Step 2: Convert to fraction form
   22,140.06/30,553.30 = 12,068.50/x
3. Step 3: Cross multiply
   22,140.06x = 30,553.30 × 12,068.50
4. Step 4: Simplify right side
   22,140.06x = 368,732,501.05
5. Step 5: Solve for x
   x = 368,732,501.05/22,140.06
6. Step 6: Final answer
   x = 16,654.54