Finding the Fourth Proportional to 39,969.34, 55,236.82 and 32,787.76

Step by Step Solution

1. Step 1: Write the proportion equation
   39,969.34 : 55,236.82 = 32,787.76 : x
2. Step 2: Convert to fraction form
   39,969.34/55,236.82 = 32,787.76/x
3. Step 3: Cross multiply
   39,969.34x = 55,236.82 × 32,787.76
4. Step 4: Simplify right side
   39,969.34x = 1,811,091,597.32
5. Step 5: Solve for x
   x = 1,811,091,597.32/39,969.34
6. Step 6: Final answer
   x = 45,312.02