Finding the Fourth Proportional to 33,086.16, 45,658.71 and 17,978.76

Step by Step Solution

1. Step 1: Write the proportion equation
   33,086.16 : 45,658.71 = 17,978.76 : x
2. Step 2: Convert to fraction form
   33,086.16/45,658.71 = 17,978.76/x
3. Step 3: Cross multiply
   33,086.16x = 45,658.71 × 17,978.76
4. Step 4: Simplify right side
   33,086.16x = 820,886,989.00
5. Step 5: Solve for x
   x = 820,886,989.00/33,086.16
6. Step 6: Final answer
   x = 24,810.59