Finding the Fourth Proportional to 22,091.46, 33,109.46 and 13,213.34

Step by Step Solution

1. Step 1: Write the proportion equation
   22,091.46 : 33,109.46 = 13,213.34 : x
2. Step 2: Convert to fraction form
   22,091.46/33,109.46 = 13,213.34/x
3. Step 3: Cross multiply
   22,091.46x = 33,109.46 × 13,213.34
4. Step 4: Simplify right side
   22,091.46x = 437,486,552.20
5. Step 5: Solve for x
   x = 437,486,552.20/22,091.46
6. Step 6: Final answer
   x = 19,803.42