Finding the Fourth Proportional to 75,698.38, 104,468.43 and 42,164.38

Step by Step Solution

1. Step 1: Write the proportion equation
   75,698.38 : 104,468.43 = 42,164.38 : x
2. Step 2: Convert to fraction form
   75,698.38/104,468.43 = 42,164.38/x
3. Step 3: Cross multiply
   75,698.38x = 104,468.43 × 42,164.38
4. Step 4: Simplify right side
   75,698.38x = 4,404,846,580.52
5. Step 5: Solve for x
   x = 4,404,846,580.52/75,698.38
6. Step 6: Final answer
   x = 58,189.44