Finding the Fourth Proportional to 22,012.66, 30,343.89 and 13,499.02

Step by Step Solution

1. Step 1: Write the proportion equation
   22,012.66 : 30,343.89 = 13,499.02 : x
2. Step 2: Convert to fraction form
   22,012.66/30,343.89 = 13,499.02/x
3. Step 3: Cross multiply
   22,012.66x = 30,343.89 × 13,499.02
4. Step 4: Simplify right side
   22,012.66x = 409,612,777.99
5. Step 5: Solve for x
   x = 409,612,777.99/22,012.66
6. Step 6: Final answer
   x = 18,608.05