Finding the Fourth Proportional to 82,243.52, 123,365.60 and 19,914.08

Step by Step Solution

1. Step 1: Write the proportion equation
   82,243.52 : 123,365.60 = 19,914.08 : x
2. Step 2: Convert to fraction form
   82,243.52/123,365.60 = 19,914.08/x
3. Step 3: Cross multiply
   82,243.52x = 123,365.60 × 19,914.08
4. Step 4: Simplify right side
   82,243.52x = 2,456,712,427.65
5. Step 5: Solve for x
   x = 2,456,712,427.65/82,243.52
6. Step 6: Final answer
   x = 29,871.20