Finding the Fourth Proportional to 69,186.33, 95,480.69 and 42,320.43

Step by Step Solution

1. Step 1: Write the proportion equation
   69,186.33 : 95,480.69 = 42,320.43 : x
2. Step 2: Convert to fraction form
   69,186.33/95,480.69 = 42,320.43/x
3. Step 3: Cross multiply
   69,186.33x = 95,480.69 × 42,320.43
4. Step 4: Simplify right side
   69,186.33x = 4,040,783,645.89
5. Step 5: Solve for x
   x = 4,040,783,645.89/69,186.33
6. Step 6: Final answer
   x = 58,404.36