Finding the Fourth Proportional to 33,086.76, 45,664.29 and 20,347.98

Step by Step Solution

1. Step 1: Write the proportion equation
   33,086.76 : 45,664.29 = 20,347.98 : x
2. Step 2: Convert to fraction form
   33,086.76/45,664.29 = 20,347.98/x
3. Step 3: Cross multiply
   33,086.76x = 45,664.29 × 20,347.98
4. Step 4: Simplify right side
   33,086.76x = 929,176,059.63
5. Step 5: Solve for x
   x = 929,176,059.63/33,086.76
6. Step 6: Final answer
   x = 28,083.02