Finding the Fourth Proportional to 115,806.59, 173,683.73 and 58,822.78

Step by Step Solution

1. Step 1: Write the proportion equation
   115,806.59 : 173,683.73 = 58,822.78 : x
2. Step 2: Convert to fraction form
   115,806.59/173,683.73 = 58,822.78/x
3. Step 3: Cross multiply
   115,806.59x = 173,683.73 × 58,822.78
4. Step 4: Simplify right side
   115,806.59x = 10,216,559,839.37
5. Step 5: Solve for x
   x = 10,216,559,839.37/115,806.59
6. Step 6: Final answer
   x = 88,220.88