Finding the Fourth Proportional to 33,328.50, 45,993.89 and 19,900.93

Step by Step Solution

1. Step 1: Write the proportion equation
   33,328.50 : 45,993.89 = 19,900.93 : x
2. Step 2: Convert to fraction form
   33,328.50/45,993.89 = 19,900.93/x
3. Step 3: Cross multiply
   33,328.50x = 45,993.89 × 19,900.93
4. Step 4: Simplify right side
   33,328.50x = 915,321,185.32
5. Step 5: Solve for x
   x = 915,321,185.32/33,328.50
6. Step 6: Final answer
   x = 27,463.62