Finding the Fourth Proportional to 122,191.91, 183,049.24 and 58,058.78

Step by Step Solution

1. Step 1: Write the proportion equation
   122,191.91 : 183,049.24 = 58,058.78 : x
2. Step 2: Convert to fraction form
   122,191.91/183,049.24 = 58,058.78/x
3. Step 3: Cross multiply
   122,191.91x = 183,049.24 × 58,058.78
4. Step 4: Simplify right side
   122,191.91x = 10,627,615,554.33
5. Step 5: Solve for x
   x = 10,627,615,554.33/122,191.91
6. Step 6: Final answer
   x = 86,974.79