Finding the Fourth Proportional to 107,649, 161,499.60 and 33,777

Step by Step Solution

1. Step 1: Write the proportion equation
   107,649 : 161,499.60 = 33,777 : x
2. Step 2: Convert to fraction form
   107,649/161,499.60 = 33,777/x
3. Step 3: Cross multiply
   107,649x = 161,499.60 × 33,777
4. Step 4: Simplify right side
   107,649x = 5,454,971,989.20
5. Step 5: Solve for x
   x = 5,454,971,989.20/107,649
6. Step 6: Final answer
   x = 50,673.69