Finding the Fourth Proportional to 22,045.72, 30,434.94 and 16,998.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,045.72 : 30,434.94 = 16,998.88 : x
2. Step 2: Convert to fraction form
   22,045.72/30,434.94 = 16,998.88/x
3. Step 3: Cross multiply
   22,045.72x = 30,434.94 × 16,998.88
4. Step 4: Simplify right side
   22,045.72x = 517,359,892.87
5. Step 5: Solve for x
   x = 517,359,892.87/22,045.72
6. Step 6: Final answer
   x = 23,467.59