Finding the Fourth Proportional to 82,203.39, 123,304.68 and 19,873.89

Step by Step Solution

1. Step 1: Write the proportion equation
   82,203.39 : 123,304.68 = 19,873.89 : x
2. Step 2: Convert to fraction form
   82,203.39/123,304.68 = 19,873.89/x
3. Step 3: Cross multiply
   82,203.39x = 123,304.68 × 19,873.89
4. Step 4: Simplify right side
   82,203.39x = 2,450,543,646.81
5. Step 5: Solve for x
   x = 2,450,543,646.81/82,203.39
6. Step 6: Final answer
   x = 29,810.74