Finding the Fourth Proportional to 59,401.16, 89,114.79 and 19,957.22

Step by Step Solution

1. Step 1: Write the proportion equation
   59,401.16 : 89,114.79 = 19,957.22 : x
2. Step 2: Convert to fraction form
   59,401.16/89,114.79 = 19,957.22/x
3. Step 3: Cross multiply
   59,401.16x = 89,114.79 × 19,957.22
4. Step 4: Simplify right side
   59,401.16x = 1,778,483,469.28
5. Step 5: Solve for x
   x = 1,778,483,469.28/59,401.16
6. Step 6: Final answer
   x = 29,940.21