Finding the Fourth Proportional to 22,663.76, 33,981.86 and 19,333.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,663.76 : 33,981.86 = 19,333.76 : x
2. Step 2: Convert to fraction form
   22,663.76/33,981.86 = 19,333.76/x
3. Step 3: Cross multiply
   22,663.76x = 33,981.86 × 19,333.76
4. Step 4: Simplify right side
   22,663.76x = 656,997,004.02
5. Step 5: Solve for x
   x = 656,997,004.02/22,663.76
6. Step 6: Final answer
   x = 28,988.89