Finding the Fourth Proportional to 82,153.50, 123,230.28 and 19,824

Step by Step Solution

1. Step 1: Write the proportion equation
   82,153.50 : 123,230.28 = 19,824 : x
2. Step 2: Convert to fraction form
   82,153.50/123,230.28 = 19,824/x
3. Step 3: Cross multiply
   82,153.50x = 123,230.28 × 19,824
4. Step 4: Simplify right side
   82,153.50x = 2,442,917,070.72
5. Step 5: Solve for x
   x = 2,442,917,070.72/82,153.50
6. Step 6: Final answer
   x = 29,736.01