Finding the Fourth Proportional to 19,803.81, 29,631.89 and 19,582.37

Step by Step Solution

1. Step 1: Write the proportion equation
   19,803.81 : 29,631.89 = 19,582.37 : x
2. Step 2: Convert to fraction form
   19,803.81/29,631.89 = 19,582.37/x
3. Step 3: Cross multiply
   19,803.81x = 29,631.89 × 19,582.37
4. Step 4: Simplify right side
   19,803.81x = 580,262,387.71
5. Step 5: Solve for x
   x = 580,262,387.71/19,803.81
6. Step 6: Final answer
   x = 29,300.54