Finding the Fourth Proportional to 69,112.24, 103,667.82 and 19,193.02

Step by Step Solution

1. Step 1: Write the proportion equation
   69,112.24 : 103,667.82 = 19,193.02 : x
2. Step 2: Convert to fraction form
   69,112.24/103,667.82 = 19,193.02/x
3. Step 3: Cross multiply
   69,112.24x = 103,667.82 × 19,193.02
4. Step 4: Simplify right side
   69,112.24x = 1,989,698,542.62
5. Step 5: Solve for x
   x = 1,989,698,542.62/69,112.24
6. Step 6: Final answer
   x = 28,789.38