Finding the Fourth Proportional to 33,978.76, 46,890.09 and 18,870.84

Step by Step Solution

1. Step 1: Write the proportion equation
   33,978.76 : 46,890.09 = 18,870.84 : x
2. Step 2: Convert to fraction form
   33,978.76/46,890.09 = 18,870.84/x
3. Step 3: Cross multiply
   33,978.76x = 46,890.09 × 18,870.84
4. Step 4: Simplify right side
   33,978.76x = 884,855,385.98
5. Step 5: Solve for x
   x = 884,855,385.98/33,978.76
6. Step 6: Final answer
   x = 26,041.43