Finding the Fourth Proportional to 74,321.85, 111,499.81 and 32,209

Step by Step Solution

1. Step 1: Write the proportion equation
   74,321.85 : 111,499.81 = 32,209 : x
2. Step 2: Convert to fraction form
   74,321.85/111,499.81 = 32,209/x
3. Step 3: Cross multiply
   74,321.85x = 111,499.81 × 32,209
4. Step 4: Simplify right side
   74,321.85x = 3,591,297,219.25
5. Step 5: Solve for x
   x = 3,591,297,219.25/74,321.85
6. Step 6: Final answer
   x = 48,320.88