Finding the Fourth Proportional to 33,271.79, 45,965.15 and 21,813.93

Step by Step Solution

1. Step 1: Write the proportion equation
   33,271.79 : 45,965.15 = 21,813.93 : x
2. Step 2: Convert to fraction form
   33,271.79/45,965.15 = 21,813.93/x
3. Step 3: Cross multiply
   33,271.79x = 45,965.15 × 21,813.93
4. Step 4: Simplify right side
   33,271.79x = 1,002,680,619.07
5. Step 5: Solve for x
   x = 1,002,680,619.07/33,271.79
6. Step 6: Final answer
   x = 30,136.06