Finding the Fourth Proportional to 22,089.04, 30,472.83 and 13,131.46

Step by Step Solution

1. Step 1: Write the proportion equation
   22,089.04 : 30,472.83 = 13,131.46 : x
2. Step 2: Convert to fraction form
   22,089.04/30,472.83 = 13,131.46/x
3. Step 3: Cross multiply
   22,089.04x = 30,472.83 × 13,131.46
4. Step 4: Simplify right side
   22,089.04x = 400,152,748.23
5. Step 5: Solve for x
   x = 400,152,748.23/22,089.04
6. Step 6: Final answer
   x = 18,115.44