Finding the Fourth Proportional to 313,683.55, 470,524.38 and 89,044.18

Step by Step Solution

1. Step 1: Write the proportion equation
   313,683.55 : 470,524.38 = 89,044.18 : x
2. Step 2: Convert to fraction form
   313,683.55/470,524.38 = 89,044.18/x
3. Step 3: Cross multiply
   313,683.55x = 470,524.38 × 89,044.18
4. Step 4: Simplify right side
   313,683.55x = 41,897,456,076.88
5. Step 5: Solve for x
   x = 41,897,456,076.88/313,683.55
6. Step 6: Final answer
   x = 133,566.00