Finding the Fourth Proportional to 61,852.09, 85,355.89 and 33,557.78

Step by Step Solution

1. Step 1: Write the proportion equation
   61,852.09 : 85,355.89 = 33,557.78 : x
2. Step 2: Convert to fraction form
   61,852.09/85,355.89 = 33,557.78/x
3. Step 3: Cross multiply
   61,852.09x = 85,355.89 × 33,557.78
4. Step 4: Simplify right side
   61,852.09x = 2,864,354,178.32
5. Step 5: Solve for x
   x = 2,864,354,178.32/61,852.09
6. Step 6: Final answer
   x = 46,309.74