Finding the Fourth Proportional to 85,535.09, 128,307.89 and 32,944.73

Step by Step Solution

1. Step 1: Write the proportion equation
   85,535.09 : 128,307.89 = 32,944.73 : x
2. Step 2: Convert to fraction form
   85,535.09/128,307.89 = 32,944.73/x
3. Step 3: Cross multiply
   85,535.09x = 128,307.89 × 32,944.73
4. Step 4: Simplify right side
   85,535.09x = 4,227,068,628.20
5. Step 5: Solve for x
   x = 4,227,068,628.20/85,535.09
6. Step 6: Final answer
   x = 49,419.12