Finding the Fourth Proportional to 33,978.48, 46,890.62 and 19,828.59

Step by Step Solution

1. Step 1: Write the proportion equation
   33,978.48 : 46,890.62 = 19,828.59 : x
2. Step 2: Convert to fraction form
   33,978.48/46,890.62 = 19,828.59/x
3. Step 3: Cross multiply
   33,978.48x = 46,890.62 × 19,828.59
4. Step 4: Simplify right side
   33,978.48x = 929,774,878.83
5. Step 5: Solve for x
   x = 929,774,878.83/33,978.48
6. Step 6: Final answer
   x = 27,363.64